Home / 10,251,697.20-15,367,048.20-5,989,671.60

Finding the Fourth Proportional to 10,251,697.20, 15,367,048.20 and 5,989,671.60

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Solution

The fourth proportional to 10,251,697.20, 15,367,048.20 and 5,989,671.60 is: 8,978,374.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,251,697.20 : 15,367,048.20 = 5,989,671.60 : x
  2. Step 2: Convert to fraction form
    10,251,697.20/15,367,048.20 = 5,989,671.60/x
  3. Step 3: Cross multiply
    10,251,697.20x = 15,367,048.20 × 5,989,671.60
  4. Step 4: Simplify right side
    10,251,697.20x = 92,043,572,179,371.11
  5. Step 5: Solve for x
    x = 92,043,572,179,371.11/10,251,697.20
  6. Step 6: Final answer
    x = 8,978,374.06

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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.