Finding the Fourth Proportional to 11,524,862.39, 15,904,304.84 and 6,368,178.83
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Solution
The fourth proportional to 11,524,862.39, 15,904,304.84 and 6,368,178.83 is: 8,788,083.88
Step by Step Solution
- Step 1: Write the proportion equation
11,524,862.39 : 15,904,304.84 = 6,368,178.83 : x - Step 2: Convert to fraction form
11,524,862.39/15,904,304.84 = 6,368,178.83/x - Step 3: Cross multiply
11,524,862.39x = 15,904,304.84 × 6,368,178.83 - Step 4: Simplify right side
11,524,862.39x = 101,281,457,324,353.45 - Step 5: Solve for x
x = 101,281,457,324,353.45/11,524,862.39 - Step 6: Final answer
x = 8,788,083.88
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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.