Finding the Fourth Proportional to 11,344,354.36, 15,660,988.14 and 8,760,234.04
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Solution
The fourth proportional to 11,344,354.36, 15,660,988.14 and 8,760,234.04 is: 12,093,585.68
Step by Step Solution
- Step 1: Write the proportion equation
11,344,354.36 : 15,660,988.14 = 8,760,234.04 : x - Step 2: Convert to fraction form
11,344,354.36/15,660,988.14 = 8,760,234.04/x - Step 3: Cross multiply
11,344,354.36x = 15,660,988.14 × 8,760,234.04 - Step 4: Simplify right side
11,344,354.36x = 137,193,921,404,064.28 - Step 5: Solve for x
x = 137,193,921,404,064.28/11,344,354.36 - Step 6: Final answer
x = 12,093,585.68
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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.