Home / 18,336,658.40-25,304,440.62-9,963,954.92

Finding the Fourth Proportional to 18,336,658.40, 25,304,440.62 and 9,963,954.92

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Solution

The fourth proportional to 18,336,658.40, 25,304,440.62 and 9,963,954.92 is: 13,750,177.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,336,658.40 : 25,304,440.62 = 9,963,954.92 : x
  2. Step 2: Convert to fraction form
    18,336,658.40/25,304,440.62 = 9,963,954.92/x
  3. Step 3: Cross multiply
    18,336,658.40x = 25,304,440.62 × 9,963,954.92
  4. Step 4: Simplify right side
    18,336,658.40x = 252,132,305,613,496.84
  5. Step 5: Solve for x
    x = 252,132,305,613,496.84/18,336,658.40
  6. Step 6: Final answer
    x = 13,750,177.38

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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.