Home / 5,308,882.20-7,958,278.62-3,384,391.86

Finding the Fourth Proportional to 5,308,882.20, 7,958,278.62 and 3,384,391.86

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Solution

The fourth proportional to 5,308,882.20, 7,958,278.62 and 3,384,391.86 is: 5,073,371.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308,882.20 : 7,958,278.62 = 3,384,391.86 : x
  2. Step 2: Convert to fraction form
    5,308,882.20/7,958,278.62 = 3,384,391.86/x
  3. Step 3: Cross multiply
    5,308,882.20x = 7,958,278.62 × 3,384,391.86
  4. Step 4: Simplify right side
    5,308,882.20x = 26,933,933,381,140.03
  5. Step 5: Solve for x
    x = 26,933,933,381,140.03/5,308,882.20
  6. Step 6: Final answer
    x = 5,073,371.83

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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.