Home / 31,173,230.90-43,017,787.68-17,233,698.80

Finding the Fourth Proportional to 31,173,230.90, 43,017,787.68 and 17,233,698.80

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Solution

The fourth proportional to 31,173,230.90, 43,017,787.68 and 17,233,698.80 is: 23,781,801.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,173,230.90 : 43,017,787.68 = 17,233,698.80 : x
  2. Step 2: Convert to fraction form
    31,173,230.90/43,017,787.68 = 17,233,698.80/x
  3. Step 3: Cross multiply
    31,173,230.90x = 43,017,787.68 × 17,233,698.80
  4. Step 4: Simplify right side
    31,173,230.90x = 741,355,595,919,470.75
  5. Step 5: Solve for x
    x = 741,355,595,919,470.75/31,173,230.90
  6. Step 6: Final answer
    x = 23,781,801.71

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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.