Finding the Fourth Proportional to 8,956,489.68, 12,359,489.40 and 5,088,474
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Solution
The fourth proportional to 8,956,489.68, 12,359,489.40 and 5,088,474 is: 7,021,829.17
Step by Step Solution
- Step 1: Write the proportion equation
8,956,489.68 : 12,359,489.40 = 5,088,474 : x - Step 2: Convert to fraction form
8,956,489.68/12,359,489.40 = 5,088,474/x - Step 3: Cross multiply
8,956,489.68x = 12,359,489.40 × 5,088,474 - Step 4: Simplify right side
8,956,489.68x = 62,890,940,465,175.60 - Step 5: Solve for x
x = 62,890,940,465,175.60/8,956,489.68 - Step 6: Final answer
x = 7,021,829.17
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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.