ENGCOM-2051: [Backport] Wrong Last orders amount on dashboard #15660 #15677

 - Merge Pull Request #15677 from ankurvr/magento2:ankurvr-patch-2.1-develop
 - Merged commits:
   1. 5a379fc
   2. 0deea0e
   3. 6b0f8d0
   4. 2594853

Author: magento-engcom-team

app/code/Magento/Backend/Block/Widget/Grid/Column/Renderer/Currency.php

@@ -70,10 +70,7 @@ public function __construct(
         $this->_storeManager = $storeManager;
         $this->_currencyLocator = $currencyLocator;
         $this->_localeCurrency = $localeCurrency;
-        $defaultBaseCurrencyCode = $this->_scopeConfig->getValue(
-            \Magento\Directory\Model\Currency::XML_PATH_CURRENCY_BASE,
-            'default'
-        );
+        $defaultBaseCurrencyCode = $currencyLocator->getDefaultCurrency($this->_request);
         $this->_defaultBaseCurrency = $currencyFactory->create()->load($defaultBaseCurrencyCode);
     }