Finding the Fourth Proportional to 10,086,387.84, 15,131,972.88 and 2,897,748
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Solution
The fourth proportional to 10,086,387.84, 15,131,972.88 and 2,897,748 is: 4,347,308.95
Step by Step Solution
- Step 1: Write the proportion equation
10,086,387.84 : 15,131,972.88 = 2,897,748 : x - Step 2: Convert to fraction form
10,086,387.84/15,131,972.88 = 2,897,748/x - Step 3: Cross multiply
10,086,387.84x = 15,131,972.88 × 2,897,748 - Step 4: Simplify right side
10,086,387.84x = 43,848,644,149,074.24 - Step 5: Solve for x
x = 43,848,644,149,074.24/10,086,387.84 - Step 6: Final answer
x = 4,347,308.95
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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.