Home / 13,842,395.20-20,763,592.80-6,652,195.30

Finding the Fourth Proportional to 13,842,395.20, 20,763,592.80 and 6,652,195.30

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Solution

The fourth proportional to 13,842,395.20, 20,763,592.80 and 6,652,195.30 is: 9,978,292.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,842,395.20 : 20,763,592.80 = 6,652,195.30 : x
  2. Step 2: Convert to fraction form
    13,842,395.20/20,763,592.80 = 6,652,195.30/x
  3. Step 3: Cross multiply
    13,842,395.20x = 20,763,592.80 × 6,652,195.30
  4. Step 4: Simplify right side
    13,842,395.20x = 138,123,474,435,273.84
  5. Step 5: Solve for x
    x = 138,123,474,435,273.84/13,842,395.20
  6. Step 6: Final answer
    x = 9,978,292.95

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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.