Finding the Fourth Proportional to 15,283,615.13, 22,918,697.66 and 8,093,471.12
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Solution
The fourth proportional to 15,283,615.13, 22,918,697.66 and 8,093,471.12 is: 12,136,645.42
Step by Step Solution
- Step 1: Write the proportion equation
15,283,615.13 : 22,918,697.66 = 8,093,471.12 : x - Step 2: Convert to fraction form
15,283,615.13/22,918,697.66 = 8,093,471.12/x - Step 3: Cross multiply
15,283,615.13x = 22,918,697.66 × 8,093,471.12 - Step 4: Simplify right side
15,283,615.13x = 185,491,817,524,861.78 - Step 5: Solve for x
x = 185,491,817,524,861.78/15,283,615.13 - Step 6: Final answer
x = 12,136,645.42
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.