Home / 8,120,387.35-11,206,604.51-4,449,311.02

Finding the Fourth Proportional to 8,120,387.35, 11,206,604.51 and 4,449,311.02

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Solution

The fourth proportional to 8,120,387.35, 11,206,604.51 and 4,449,311.02 is: 6,140,306.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,120,387.35 : 11,206,604.51 = 4,449,311.02 : x
  2. Step 2: Convert to fraction form
    8,120,387.35/11,206,604.51 = 4,449,311.02/x
  3. Step 3: Cross multiply
    8,120,387.35x = 11,206,604.51 × 4,449,311.02
  4. Step 4: Simplify right side
    8,120,387.35x = 49,861,668,943,124.70
  5. Step 5: Solve for x
    x = 49,861,668,943,124.70/8,120,387.35
  6. Step 6: Final answer
    x = 6,140,306.71

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.