Finding the Fourth Proportional to 62,153,457.76, 85,788,313.68 and 36,715,162.24
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Solution
The fourth proportional to 62,153,457.76, 85,788,313.68 and 36,715,162.24 is: 50,676,695.53
Step by Step Solution
- Step 1: Write the proportion equation
62,153,457.76 : 85,788,313.68 = 36,715,162.24 : x - Step 2: Convert to fraction form
62,153,457.76/85,788,313.68 = 36,715,162.24/x - Step 3: Cross multiply
62,153,457.76x = 85,788,313.68 × 36,715,162.24 - Step 4: Simplify right side
62,153,457.76x = 3,149,731,855,057,212 - Step 5: Solve for x
x = 3,149,731,855,057,212/62,153,457.76 - Step 6: Final answer
x = 50,676,695.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.