Home / 21,948,819.38-32,916,250.91-20,515,918.04

Finding the Fourth Proportional to 21,948,819.38, 32,916,250.91 and 20,515,918.04

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Solution

The fourth proportional to 21,948,819.38, 32,916,250.91 and 20,515,918.04 is: 30,767,354.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,948,819.38 : 32,916,250.91 = 20,515,918.04 : x
  2. Step 2: Convert to fraction form
    21,948,819.38/32,916,250.91 = 20,515,918.04/x
  3. Step 3: Cross multiply
    21,948,819.38x = 32,916,250.91 × 20,515,918.04
  4. Step 4: Simplify right side
    21,948,819.38x = 675,307,105,586,474.62
  5. Step 5: Solve for x
    x = 675,307,105,586,474.62/21,948,819.38
  6. Step 6: Final answer
    x = 30,767,354.46

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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.