Finding the Fourth Proportional to 29,204,391.24, 40,305,564.36 and 16,981,248.24
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Solution
The fourth proportional to 29,204,391.24, 40,305,564.36 and 16,981,248.24 is: 23,436,160.28
Step by Step Solution
- Step 1: Write the proportion equation
29,204,391.24 : 40,305,564.36 = 16,981,248.24 : x - Step 2: Convert to fraction form
29,204,391.24/40,305,564.36 = 16,981,248.24/x - Step 3: Cross multiply
29,204,391.24x = 40,305,564.36 × 16,981,248.24 - Step 4: Simplify right side
29,204,391.24x = 684,438,793,850,456.62 - Step 5: Solve for x
x = 684,438,793,850,456.62/29,204,391.24 - Step 6: Final answer
x = 23,436,160.28
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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.