Home / 10,499,789.11-15,766,770.75-6,481,818.13

Finding the Fourth Proportional to 10,499,789.11, 15,766,770.75 and 6,481,818.13

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Solution

The fourth proportional to 10,499,789.11, 15,766,770.75 and 6,481,818.13 is: 9,733,275.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,499,789.11 : 15,766,770.75 = 6,481,818.13 : x
  2. Step 2: Convert to fraction form
    10,499,789.11/15,766,770.75 = 6,481,818.13/x
  3. Step 3: Cross multiply
    10,499,789.11x = 15,766,770.75 × 6,481,818.13
  4. Step 4: Simplify right side
    10,499,789.11x = 102,197,340,498,903.70
  5. Step 5: Solve for x
    x = 102,197,340,498,903.70/10,499,789.11
  6. Step 6: Final answer
    x = 9,733,275.54

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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.