Finding the Fourth Proportional to 38,146,160.94, 52,635,320.25 and 22,468,306.99
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Solution
The fourth proportional to 38,146,160.94, 52,635,320.25 and 22,468,306.99 is: 31,002,504.70
Step by Step Solution
- Step 1: Write the proportion equation
38,146,160.94 : 52,635,320.25 = 22,468,306.99 : x - Step 2: Convert to fraction form
38,146,160.94/52,635,320.25 = 22,468,306.99/x - Step 3: Cross multiply
38,146,160.94x = 52,635,320.25 × 22,468,306.99 - Step 4: Simplify right side
38,146,160.94x = 1,182,626,533,744,695.75 - Step 5: Solve for x
x = 1,182,626,533,744,695.75/38,146,160.94 - Step 6: Final answer
x = 31,002,504.70
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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.