Home / 54,981,632.70-82,472,449.05-43,560,243.90

Finding the Fourth Proportional to 54,981,632.70, 82,472,449.05 and 43,560,243.90

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Solution

The fourth proportional to 54,981,632.70, 82,472,449.05 and 43,560,243.90 is: 65,340,365.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,981,632.70 : 82,472,449.05 = 43,560,243.90 : x
  2. Step 2: Convert to fraction form
    54,981,632.70/82,472,449.05 = 43,560,243.90/x
  3. Step 3: Cross multiply
    54,981,632.70x = 82,472,449.05 × 43,560,243.90
  4. Step 4: Simplify right side
    54,981,632.70x = 3,592,519,995,648,323
  5. Step 5: Solve for x
    x = 3,592,519,995,648,323/54,981,632.70
  6. Step 6: Final answer
    x = 65,340,365.85

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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.