Home / 18,443,257.80-27,672,759.90-8,853,700.20

Finding the Fourth Proportional to 18,443,257.80, 27,672,759.90 and 8,853,700.20

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Solution

The fourth proportional to 18,443,257.80, 27,672,759.90 and 8,853,700.20 is: 13,284,329.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,443,257.80 : 27,672,759.90 = 8,853,700.20 : x
  2. Step 2: Convert to fraction form
    18,443,257.80/27,672,759.90 = 8,853,700.20/x
  3. Step 3: Cross multiply
    18,443,257.80x = 27,672,759.90 × 8,853,700.20
  4. Step 4: Simplify right side
    18,443,257.80x = 245,006,319,861,181.94
  5. Step 5: Solve for x
    x = 245,006,319,861,181.94/18,443,257.80
  6. Step 6: Final answer
    x = 13,284,329.84

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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.