Home / 27,918,098.20-41,877,147.30-20,743,644.70

Finding the Fourth Proportional to 27,918,098.20, 41,877,147.30 and 20,743,644.70

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Solution

The fourth proportional to 27,918,098.20, 41,877,147.30 and 20,743,644.70 is: 31,115,467.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,918,098.20 : 41,877,147.30 = 20,743,644.70 : x
  2. Step 2: Convert to fraction form
    27,918,098.20/41,877,147.30 = 20,743,644.70/x
  3. Step 3: Cross multiply
    27,918,098.20x = 41,877,147.30 × 20,743,644.70
  4. Step 4: Simplify right side
    27,918,098.20x = 868,684,664,640,764.25
  5. Step 5: Solve for x
    x = 868,684,664,640,764.25/27,918,098.20
  6. Step 6: Final answer
    x = 31,115,467.05

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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.