Home / 22,790,607.75-31,454,033.85-12,998,807.28

Finding the Fourth Proportional to 22,790,607.75, 31,454,033.85 and 12,998,807.28

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Solution

The fourth proportional to 22,790,607.75, 31,454,033.85 and 12,998,807.28 is: 17,940,062.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,790,607.75 : 31,454,033.85 = 12,998,807.28 : x
  2. Step 2: Convert to fraction form
    22,790,607.75/31,454,033.85 = 12,998,807.28/x
  3. Step 3: Cross multiply
    22,790,607.75x = 31,454,033.85 × 12,998,807.28
  4. Step 4: Simplify right side
    22,790,607.75x = 408,864,924,194,746.44
  5. Step 5: Solve for x
    x = 408,864,924,194,746.44/22,790,607.75
  6. Step 6: Final answer
    x = 17,940,062.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.