Home / 22,862,616.87-34,430,785.25-20,821,883.43

Finding the Fourth Proportional to 22,862,616.87, 34,430,785.25 and 20,821,883.43

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Solution

The fourth proportional to 22,862,616.87, 34,430,785.25 and 20,821,883.43 is: 31,357,468.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,862,616.87 : 34,430,785.25 = 20,821,883.43 : x
  2. Step 2: Convert to fraction form
    22,862,616.87/34,430,785.25 = 20,821,883.43/x
  3. Step 3: Cross multiply
    22,862,616.87x = 34,430,785.25 × 20,821,883.43
  4. Step 4: Simplify right side
    22,862,616.87x = 716,913,796,930,918
  5. Step 5: Solve for x
    x = 716,913,796,930,918/22,862,616.87
  6. Step 6: Final answer
    x = 31,357,468.88

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.