Finding the Fourth Proportional to 11,149,272.26, 15,382,547.56 and 6,499,766.19
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Solution
The fourth proportional to 11,149,272.26, 15,382,547.56 and 6,499,766.19 is: 8,967,667.14
Step by Step Solution
- Step 1: Write the proportion equation
11,149,272.26 : 15,382,547.56 = 6,499,766.19 : x - Step 2: Convert to fraction form
11,149,272.26/15,382,547.56 = 6,499,766.19/x - Step 3: Cross multiply
11,149,272.26x = 15,382,547.56 × 6,499,766.19 - Step 4: Simplify right side
11,149,272.26x = 99,982,962,508,098.62 - Step 5: Solve for x
x = 99,982,962,508,098.62/11,149,272.26 - Step 6: Final answer
x = 8,967,667.14
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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.