Home / 10,872,126.60-16,308,125.10-2,785,086.60

Finding the Fourth Proportional to 10,872,126.60, 16,308,125.10 and 2,785,086.60

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Solution

The fourth proportional to 10,872,126.60, 16,308,125.10 and 2,785,086.60 is: 4,177,613.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,872,126.60 : 16,308,125.10 = 2,785,086.60 : x
  2. Step 2: Convert to fraction form
    10,872,126.60/16,308,125.10 = 2,785,086.60/x
  3. Step 3: Cross multiply
    10,872,126.60x = 16,308,125.10 × 2,785,086.60
  4. Step 4: Simplify right side
    10,872,126.60x = 45,419,540,687,133.66
  5. Step 5: Solve for x
    x = 45,419,540,687,133.66/10,872,126.60
  6. Step 6: Final answer
    x = 4,177,613.30

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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.