Finding the Fourth Proportional to 29,723,344.05, 44,541,988.22 and 20,491,842.09
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Solution
The fourth proportional to 29,723,344.05, 44,541,988.22 and 20,491,842.09 is: 30,708,098.91
Step by Step Solution
- Step 1: Write the proportion equation
29,723,344.05 : 44,541,988.22 = 20,491,842.09 : x - Step 2: Convert to fraction form
29,723,344.05/44,541,988.22 = 20,491,842.09/x - Step 3: Cross multiply
29,723,344.05x = 44,541,988.22 × 20,491,842.09 - Step 4: Simplify right side
29,723,344.05x = 912,747,388,876,421 - Step 5: Solve for x
x = 912,747,388,876,421/29,723,344.05 - Step 6: Final answer
x = 30,708,098.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.