Home / 18,440,286.60-27,660,429.90-13,961,310.60

Finding the Fourth Proportional to 18,440,286.60, 27,660,429.90 and 13,961,310.60

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Solution

The fourth proportional to 18,440,286.60, 27,660,429.90 and 13,961,310.60 is: 20,941,965.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,440,286.60 : 27,660,429.90 = 13,961,310.60 : x
  2. Step 2: Convert to fraction form
    18,440,286.60/27,660,429.90 = 13,961,310.60/x
  3. Step 3: Cross multiply
    18,440,286.60x = 27,660,429.90 × 13,961,310.60
  4. Step 4: Simplify right side
    18,440,286.60x = 386,175,853,163,426.94
  5. Step 5: Solve for x
    x = 386,175,853,163,426.94/18,440,286.60
  6. Step 6: Final answer
    x = 20,941,965.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.