Home / 18,135,046.20-27,202,569.30-15,773,086.20

Finding the Fourth Proportional to 18,135,046.20, 27,202,569.30 and 15,773,086.20

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Solution

The fourth proportional to 18,135,046.20, 27,202,569.30 and 15,773,086.20 is: 23,659,629.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,135,046.20 : 27,202,569.30 = 15,773,086.20 : x
  2. Step 2: Convert to fraction form
    18,135,046.20/27,202,569.30 = 15,773,086.20/x
  3. Step 3: Cross multiply
    18,135,046.20x = 27,202,569.30 × 15,773,086.20
  4. Step 4: Simplify right side
    18,135,046.20x = 429,068,470,430,373.62
  5. Step 5: Solve for x
    x = 429,068,470,430,373.62/18,135,046.20
  6. Step 6: Final answer
    x = 23,659,629.30

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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.