Home / 15,777,029.20-23,632,366.20-13,122,821.20

Finding the Fourth Proportional to 15,777,029.20, 23,632,366.20 and 13,122,821.20

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Solution

The fourth proportional to 15,777,029.20, 23,632,366.20 and 13,122,821.20 is: 19,656,635.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,777,029.20 : 23,632,366.20 = 13,122,821.20 : x
  2. Step 2: Convert to fraction form
    15,777,029.20/23,632,366.20 = 13,122,821.20/x
  3. Step 3: Cross multiply
    15,777,029.20x = 23,632,366.20 × 13,122,821.20
  4. Step 4: Simplify right side
    15,777,029.20x = 310,123,316,175,523.44
  5. Step 5: Solve for x
    x = 310,123,316,175,523.44/15,777,029.20
  6. Step 6: Final answer
    x = 19,656,635.75

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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.