Home / 54,604,246.20-81,918,179.10-18,206,442.60

Finding the Fourth Proportional to 54,604,246.20, 81,918,179.10 and 18,206,442.60

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Solution

The fourth proportional to 54,604,246.20, 81,918,179.10 and 18,206,442.60 is: 27,313,601.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,604,246.20 : 81,918,179.10 = 18,206,442.60 : x
  2. Step 2: Convert to fraction form
    54,604,246.20/81,918,179.10 = 18,206,442.60/x
  3. Step 3: Cross multiply
    54,604,246.20x = 81,918,179.10 × 18,206,442.60
  4. Step 4: Simplify right side
    54,604,246.20x = 1,491,438,625,680,669.75
  5. Step 5: Solve for x
    x = 1,491,438,625,680,669.75/54,604,246.20
  6. Step 6: Final answer
    x = 27,313,601.59

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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.