Home / 38,345,087.70-57,517,631.55-18,189,695.70

Finding the Fourth Proportional to 38,345,087.70, 57,517,631.55 and 18,189,695.70

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Solution

The fourth proportional to 38,345,087.70, 57,517,631.55 and 18,189,695.70 is: 27,284,543.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,345,087.70 : 57,517,631.55 = 18,189,695.70 : x
  2. Step 2: Convert to fraction form
    38,345,087.70/57,517,631.55 = 18,189,695.70/x
  3. Step 3: Cross multiply
    38,345,087.70x = 57,517,631.55 × 18,189,695.70
  4. Step 4: Simplify right side
    38,345,087.70x = 1,046,228,215,279,219.25
  5. Step 5: Solve for x
    x = 1,046,228,215,279,219.25/38,345,087.70
  6. Step 6: Final answer
    x = 27,284,543.55

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Similar ratio
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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.