Home / 11,591,844.60-17,387,766.90-7,280,830.20

Finding the Fourth Proportional to 11,591,844.60, 17,387,766.90 and 7,280,830.20

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Solution

The fourth proportional to 11,591,844.60, 17,387,766.90 and 7,280,830.20 is: 10,921,245.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591,844.60 : 17,387,766.90 = 7,280,830.20 : x
  2. Step 2: Convert to fraction form
    11,591,844.60/17,387,766.90 = 7,280,830.20/x
  3. Step 3: Cross multiply
    11,591,844.60x = 17,387,766.90 × 7,280,830.20
  4. Step 4: Simplify right side
    11,591,844.60x = 126,597,378,356,080.38
  5. Step 5: Solve for x
    x = 126,597,378,356,080.38/11,591,844.60
  6. Step 6: Final answer
    x = 10,921,245.30

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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.