Home / 16,821,044.70-25,231,567.05-11,081,481.90

Finding the Fourth Proportional to 16,821,044.70, 25,231,567.05 and 11,081,481.90

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Solution

The fourth proportional to 16,821,044.70, 25,231,567.05 and 11,081,481.90 is: 16,622,222.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,821,044.70 : 25,231,567.05 = 11,081,481.90 : x
  2. Step 2: Convert to fraction form
    16,821,044.70/25,231,567.05 = 11,081,481.90/x
  3. Step 3: Cross multiply
    16,821,044.70x = 25,231,567.05 × 11,081,481.90
  4. Step 4: Simplify right side
    16,821,044.70x = 279,603,153,573,211.41
  5. Step 5: Solve for x
    x = 279,603,153,573,211.41/16,821,044.70
  6. Step 6: Final answer
    x = 16,622,222.85

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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.