Finding the Fourth Proportional to 86,552,337.62, 129,798,613.11 and 25,124,844.98
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Solution
The fourth proportional to 86,552,337.62, 129,798,613.11 and 25,124,844.98 is: 37,678,589.89
Step by Step Solution
- Step 1: Write the proportion equation
86,552,337.62 : 129,798,613.11 = 25,124,844.98 : x - Step 2: Convert to fraction form
86,552,337.62/129,798,613.11 = 25,124,844.98/x - Step 3: Cross multiply
86,552,337.62x = 129,798,613.11 × 25,124,844.98 - Step 4: Simplify right side
86,552,337.62x = 3,261,170,033,007,745.50 - Step 5: Solve for x
x = 3,261,170,033,007,745.50/86,552,337.62 - Step 6: Final answer
x = 37,678,589.89
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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.