Home / 10,791,872.20-16,187,433.90-2,704,918.60

Finding the Fourth Proportional to 10,791,872.20, 16,187,433.90 and 2,704,918.60

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Solution

The fourth proportional to 10,791,872.20, 16,187,433.90 and 2,704,918.60 is: 4,057,284.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,791,872.20 : 16,187,433.90 = 2,704,918.60 : x
  2. Step 2: Convert to fraction form
    10,791,872.20/16,187,433.90 = 2,704,918.60/x
  3. Step 3: Cross multiply
    10,791,872.20x = 16,187,433.90 × 2,704,918.60
  4. Step 4: Simplify right side
    10,791,872.20x = 43,785,691,042,380.54
  5. Step 5: Solve for x
    x = 43,785,691,042,380.54/10,791,872.20
  6. Step 6: Final answer
    x = 4,057,284.06

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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.