Finding the Fourth Proportional to 66,246,757.05, 99,370,260.12 and 27,342,535.61
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Solution
The fourth proportional to 66,246,757.05, 99,370,260.12 and 27,342,535.61 is: 41,013,854.81
Step by Step Solution
- Step 1: Write the proportion equation
66,246,757.05 : 99,370,260.12 = 27,342,535.61 : x - Step 2: Convert to fraction form
66,246,757.05/99,370,260.12 = 27,342,535.61/x - Step 3: Cross multiply
66,246,757.05x = 99,370,260.12 × 27,342,535.61 - Step 4: Simplify right side
66,246,757.05x = 2,717,034,875,519,808 - Step 5: Solve for x
x = 2,717,034,875,519,808/66,246,757.05 - Step 6: Final answer
x = 41,013,854.81
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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.