Home / 5,345,638.22-7,377,136.38-3,022,480.86

Finding the Fourth Proportional to 5,345,638.22, 7,377,136.38 and 3,022,480.86

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Solution

The fourth proportional to 5,345,638.22, 7,377,136.38 and 3,022,480.86 is: 4,171,111.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345,638.22 : 7,377,136.38 = 3,022,480.86 : x
  2. Step 2: Convert to fraction form
    5,345,638.22/7,377,136.38 = 3,022,480.86/x
  3. Step 3: Cross multiply
    5,345,638.22x = 7,377,136.38 × 3,022,480.86
  4. Step 4: Simplify right side
    5,345,638.22x = 22,297,253,510,159.68
  5. Step 5: Solve for x
    x = 22,297,253,510,159.68/5,345,638.22
  6. Step 6: Final answer
    x = 4,171,111.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.