Home / 10,962,421.20-15,127,755.30-6,067,652.76

Finding the Fourth Proportional to 10,962,421.20, 15,127,755.30 and 6,067,652.76

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Solution

The fourth proportional to 10,962,421.20, 15,127,755.30 and 6,067,652.76 is: 8,373,147.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,962,421.20 : 15,127,755.30 = 6,067,652.76 : x
  2. Step 2: Convert to fraction form
    10,962,421.20/15,127,755.30 = 6,067,652.76/x
  3. Step 3: Cross multiply
    10,962,421.20x = 15,127,755.30 × 6,067,652.76
  4. Step 4: Simplify right side
    10,962,421.20x = 91,789,966,198,649.62
  5. Step 5: Solve for x
    x = 91,789,966,198,649.62/10,962,421.20
  6. Step 6: Final answer
    x = 8,373,147.18

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Why These Related Problems?

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