Home / 18,125,107.40-25,012,752.24-9,865,150

Finding the Fourth Proportional to 18,125,107.40, 25,012,752.24 and 9,865,150

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Solution

The fourth proportional to 18,125,107.40, 25,012,752.24 and 9,865,150 is: 13,613,963.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,125,107.40 : 25,012,752.24 = 9,865,150 : x
  2. Step 2: Convert to fraction form
    18,125,107.40/25,012,752.24 = 9,865,150/x
  3. Step 3: Cross multiply
    18,125,107.40x = 25,012,752.24 × 9,865,150
  4. Step 4: Simplify right side
    18,125,107.40x = 246,754,552,760,435.97
  5. Step 5: Solve for x
    x = 246,754,552,760,435.97/18,125,107.40
  6. Step 6: Final answer
    x = 13,613,963.62

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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.