Home / 12,498,270.66-18,726,002.55-6,822,471.06

Finding the Fourth Proportional to 12,498,270.66, 18,726,002.55 and 6,822,471.06

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Solution

The fourth proportional to 12,498,270.66, 18,726,002.55 and 6,822,471.06 is: 10,222,023.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,498,270.66 : 18,726,002.55 = 6,822,471.06 : x
  2. Step 2: Convert to fraction form
    12,498,270.66/18,726,002.55 = 6,822,471.06/x
  3. Step 3: Cross multiply
    12,498,270.66x = 18,726,002.55 × 6,822,471.06
  4. Step 4: Simplify right side
    12,498,270.66x = 127,757,610,466,861.20
  5. Step 5: Solve for x
    x = 127,757,610,466,861.20/12,498,270.66
  6. Step 6: Final answer
    x = 10,222,023.03

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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.