Home / 18,045,911.70-27,068,867.55-16,770,453.30

Finding the Fourth Proportional to 18,045,911.70, 27,068,867.55 and 16,770,453.30

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Solution

The fourth proportional to 18,045,911.70, 27,068,867.55 and 16,770,453.30 is: 25,155,679.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,045,911.70 : 27,068,867.55 = 16,770,453.30 : x
  2. Step 2: Convert to fraction form
    18,045,911.70/27,068,867.55 = 16,770,453.30/x
  3. Step 3: Cross multiply
    18,045,911.70x = 27,068,867.55 × 16,770,453.30
  4. Step 4: Simplify right side
    18,045,911.70x = 453,957,179,131,160.44
  5. Step 5: Solve for x
    x = 453,957,179,131,160.44/18,045,911.70
  6. Step 6: Final answer
    x = 25,155,679.95

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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.