Home / 27,478,517.28-41,220,765.36-10,204,691.88

Finding the Fourth Proportional to 27,478,517.28, 41,220,765.36 and 10,204,691.88

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Solution

The fourth proportional to 27,478,517.28, 41,220,765.36 and 10,204,691.88 is: 15,308,148.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,478,517.28 : 41,220,765.36 = 10,204,691.88 : x
  2. Step 2: Convert to fraction form
    27,478,517.28/41,220,765.36 = 10,204,691.88/x
  3. Step 3: Cross multiply
    27,478,517.28x = 41,220,765.36 × 10,204,691.88
  4. Step 4: Simplify right side
    27,478,517.28x = 420,645,209,556,577.31
  5. Step 5: Solve for x
    x = 420,645,209,556,577.31/27,478,517.28
  6. Step 6: Final answer
    x = 15,308,148.01

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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.