Home / 13,334,711.40-20,002,067.10-7,949,442.60

Finding the Fourth Proportional to 13,334,711.40, 20,002,067.10 and 7,949,442.60

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Solution

The fourth proportional to 13,334,711.40, 20,002,067.10 and 7,949,442.60 is: 11,924,163.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334,711.40 : 20,002,067.10 = 7,949,442.60 : x
  2. Step 2: Convert to fraction form
    13,334,711.40/20,002,067.10 = 7,949,442.60/x
  3. Step 3: Cross multiply
    13,334,711.40x = 20,002,067.10 × 7,949,442.60
  4. Step 4: Simplify right side
    13,334,711.40x = 159,005,284,292,798.47
  5. Step 5: Solve for x
    x = 159,005,284,292,798.47/13,334,711.40
  6. Step 6: Final answer
    x = 11,924,163.90

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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.