Finding the Fourth Proportional to 11,760,326.32, 17,614,770.36 and 8,338,239.94
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Solution
The fourth proportional to 11,760,326.32, 17,614,770.36 and 8,338,239.94 is: 12,489,124.69
Step by Step Solution
- Step 1: Write the proportion equation
11,760,326.32 : 17,614,770.36 = 8,338,239.94 : x - Step 2: Convert to fraction form
11,760,326.32/17,614,770.36 = 8,338,239.94/x - Step 3: Cross multiply
11,760,326.32x = 17,614,770.36 × 8,338,239.94 - Step 4: Simplify right side
11,760,326.32x = 146,876,181,749,680.19 - Step 5: Solve for x
x = 146,876,181,749,680.19/11,760,326.32 - Step 6: Final answer
x = 12,489,124.69
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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.