Finding the Fourth Proportional to 8,933,516.92, 13,398,565.74 and 3,468,611.62
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Solution
The fourth proportional to 8,933,516.92, 13,398,565.74 and 3,468,611.62 is: 5,202,253.63
Step by Step Solution
- Step 1: Write the proportion equation
8,933,516.92 : 13,398,565.74 = 3,468,611.62 : x - Step 2: Convert to fraction form
8,933,516.92/13,398,565.74 = 3,468,611.62/x - Step 3: Cross multiply
8,933,516.92x = 13,398,565.74 × 3,468,611.62 - Step 4: Simplify right side
8,933,516.92x = 46,474,420,817,097.90 - Step 5: Solve for x
x = 46,474,420,817,097.90/8,933,516.92 - Step 6: Final answer
x = 5,202,253.63
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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.