Home / 12,291,240.30-18,435,110.85-4,204,589.10

Finding the Fourth Proportional to 12,291,240.30, 18,435,110.85 and 4,204,589.10

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Solution

The fourth proportional to 12,291,240.30, 18,435,110.85 and 4,204,589.10 is: 6,306,285.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,291,240.30 : 18,435,110.85 = 4,204,589.10 : x
  2. Step 2: Convert to fraction form
    12,291,240.30/18,435,110.85 = 4,204,589.10/x
  3. Step 3: Cross multiply
    12,291,240.30x = 18,435,110.85 × 4,204,589.10
  4. Step 4: Simplify right side
    12,291,240.30x = 77,512,066,137,201.73
  5. Step 5: Solve for x
    x = 77,512,066,137,201.73/12,291,240.30
  6. Step 6: Final answer
    x = 6,306,285.15

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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.