Home / 10,887,685.20-16,331,527.80-7,486,462.80

Finding the Fourth Proportional to 10,887,685.20, 16,331,527.80 and 7,486,462.80

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Solution

The fourth proportional to 10,887,685.20, 16,331,527.80 and 7,486,462.80 is: 11,229,694.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,887,685.20 : 16,331,527.80 = 7,486,462.80 : x
  2. Step 2: Convert to fraction form
    10,887,685.20/16,331,527.80 = 7,486,462.80/x
  3. Step 3: Cross multiply
    10,887,685.20x = 16,331,527.80 × 7,486,462.80
  4. Step 4: Simplify right side
    10,887,685.20x = 122,265,375,341,865.84
  5. Step 5: Solve for x
    x = 122,265,375,341,865.84/10,887,685.20
  6. Step 6: Final answer
    x = 11,229,694.20

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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.