Finding the Fourth Proportional to 29,243,605.50, 40,358,882.76 and 16,190,864.42
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Solution
The fourth proportional to 29,243,605.50, 40,358,882.76 and 16,190,864.42 is: 22,344,891.74
Step by Step Solution
- Step 1: Write the proportion equation
29,243,605.50 : 40,358,882.76 = 16,190,864.42 : x - Step 2: Convert to fraction form
29,243,605.50/40,358,882.76 = 16,190,864.42/x - Step 3: Cross multiply
29,243,605.50x = 40,358,882.76 × 16,190,864.42 - Step 4: Simplify right side
29,243,605.50x = 653,445,198,909,835.38 - Step 5: Solve for x
x = 653,445,198,909,835.38/29,243,605.50 - Step 6: Final answer
x = 22,344,891.74
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1.5x scale
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.