Finding the Fourth Proportional to 5,414,454.33, 7,471,948.19 and 3,239,088.09
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Solution
The fourth proportional to 5,414,454.33, 7,471,948.19 and 3,239,088.09 is: 4,469,942.29
Step by Step Solution
- Step 1: Write the proportion equation
5,414,454.33 : 7,471,948.19 = 3,239,088.09 : x - Step 2: Convert to fraction form
5,414,454.33/7,471,948.19 = 3,239,088.09/x - Step 3: Cross multiply
5,414,454.33x = 7,471,948.19 × 3,239,088.09 - Step 4: Simplify right side
5,414,454.33x = 24,202,298,375,130.61 - Step 5: Solve for x
x = 24,202,298,375,130.61/5,414,454.33 - Step 6: Final answer
x = 4,469,942.29
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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.