Finding the Fourth Proportional to 18,375,650.85, 27,561,373.11 and 4,913,528.61
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Solution
The fourth proportional to 18,375,650.85, 27,561,373.11 and 4,913,528.61 is: 7,369,730.54
Step by Step Solution
- Step 1: Write the proportion equation
18,375,650.85 : 27,561,373.11 = 4,913,528.61 : x - Step 2: Convert to fraction form
18,375,650.85/27,561,373.11 = 4,913,528.61/x - Step 3: Cross multiply
18,375,650.85x = 27,561,373.11 × 4,913,528.61 - Step 4: Simplify right side
18,375,650.85x = 135,423,595,306,869.69 - Step 5: Solve for x
x = 135,423,595,306,869.69/18,375,650.85 - Step 6: Final answer
x = 7,369,730.54
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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.