Home / 54,040,333.68-81,068,898.24-18,146,939.76

Finding the Fourth Proportional to 54,040,333.68, 81,068,898.24 and 18,146,939.76

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Solution

The fourth proportional to 54,040,333.68, 81,068,898.24 and 18,146,939.76 is: 27,223,229.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,040,333.68 : 81,068,898.24 = 18,146,939.76 : x
  2. Step 2: Convert to fraction form
    54,040,333.68/81,068,898.24 = 18,146,939.76/x
  3. Step 3: Cross multiply
    54,040,333.68x = 81,068,898.24 × 18,146,939.76
  4. Step 4: Simplify right side
    54,040,333.68x = 1,471,152,412,770,850
  5. Step 5: Solve for x
    x = 1,471,152,412,770,850/54,040,333.68
  6. Step 6: Final answer
    x = 27,223,229.62

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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.