Home / 8,672,163.60-13,002,996.60-3,878,959.44

Finding the Fourth Proportional to 8,672,163.60, 13,002,996.60 and 3,878,959.44

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Solution

The fourth proportional to 8,672,163.60, 13,002,996.60 and 3,878,959.44 is: 5,816,091.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,672,163.60 : 13,002,996.60 = 3,878,959.44 : x
  2. Step 2: Convert to fraction form
    8,672,163.60/13,002,996.60 = 3,878,959.44/x
  3. Step 3: Cross multiply
    8,672,163.60x = 13,002,996.60 × 3,878,959.44
  4. Step 4: Simplify right side
    8,672,163.60x = 50,438,096,409,857.90
  5. Step 5: Solve for x
    x = 50,438,096,409,857.90/8,672,163.60
  6. Step 6: Final answer
    x = 5,816,091.43

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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.