Home / 18,074,787.20-27,103,627.20-10,504,073.60

Finding the Fourth Proportional to 18,074,787.20, 27,103,627.20 and 10,504,073.60

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Solution

The fourth proportional to 18,074,787.20, 27,103,627.20 and 10,504,073.60 is: 15,751,139.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,074,787.20 : 27,103,627.20 = 10,504,073.60 : x
  2. Step 2: Convert to fraction form
    18,074,787.20/27,103,627.20 = 10,504,073.60/x
  3. Step 3: Cross multiply
    18,074,787.20x = 27,103,627.20 × 10,504,073.60
  4. Step 4: Simplify right side
    18,074,787.20x = 284,698,494,935,761.88
  5. Step 5: Solve for x
    x = 284,698,494,935,761.88/18,074,787.20
  6. Step 6: Final answer
    x = 15,751,139.52

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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.