Home / 54,004,898.92-80,974,544.19-21,176,138.38

Finding the Fourth Proportional to 54,004,898.92, 80,974,544.19 and 21,176,138.38

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Solution

The fourth proportional to 54,004,898.92, 80,974,544.19 and 21,176,138.38 is: 31,751,344.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,004,898.92 : 80,974,544.19 = 21,176,138.38 : x
  2. Step 2: Convert to fraction form
    54,004,898.92/80,974,544.19 = 21,176,138.38/x
  3. Step 3: Cross multiply
    54,004,898.92x = 80,974,544.19 × 21,176,138.38
  4. Step 4: Simplify right side
    54,004,898.92x = 1,714,728,153,024,865
  5. Step 5: Solve for x
    x = 1,714,728,153,024,865/54,004,898.92
  6. Step 6: Final answer
    x = 31,751,344.55

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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.