Home / 7,741,308.20-11,613,359.55-3,189,869.60

Finding the Fourth Proportional to 7,741,308.20, 11,613,359.55 and 3,189,869.60

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Solution

The fourth proportional to 7,741,308.20, 11,613,359.55 and 3,189,869.60 is: 4,785,380.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,741,308.20 : 11,613,359.55 = 3,189,869.60 : x
  2. Step 2: Convert to fraction form
    7,741,308.20/11,613,359.55 = 3,189,869.60/x
  3. Step 3: Cross multiply
    7,741,308.20x = 11,613,359.55 × 3,189,869.60
  4. Step 4: Simplify right side
    7,741,308.20x = 37,045,102,582,414.68
  5. Step 5: Solve for x
    x = 37,045,102,582,414.68/7,741,308.20
  6. Step 6: Final answer
    x = 4,785,380.15

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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.