Finding the Fourth Proportional to 24,230,747.27, 33,438,644.79 and 13,217,545.91
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Solution
The fourth proportional to 24,230,747.27, 33,438,644.79 and 13,217,545.91 is: 18,240,329.85
Step by Step Solution
- Step 1: Write the proportion equation
24,230,747.27 : 33,438,644.79 = 13,217,545.91 : x - Step 2: Convert to fraction form
24,230,747.27/33,438,644.79 = 13,217,545.91/x - Step 3: Cross multiply
24,230,747.27x = 33,438,644.79 × 13,217,545.91 - Step 4: Simplify right side
24,230,747.27x = 441,976,822,680,007.31 - Step 5: Solve for x
x = 441,976,822,680,007.31/24,230,747.27 - Step 6: Final answer
x = 18,240,329.85
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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.