Home / 19,954,132.20-29,943,008.10-13,150,375.20

Finding the Fourth Proportional to 19,954,132.20, 29,943,008.10 and 13,150,375.20

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Solution

The fourth proportional to 19,954,132.20, 29,943,008.10 and 13,150,375.20 is: 19,733,345.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,954,132.20 : 29,943,008.10 = 13,150,375.20 : x
  2. Step 2: Convert to fraction form
    19,954,132.20/29,943,008.10 = 13,150,375.20/x
  3. Step 3: Cross multiply
    19,954,132.20x = 29,943,008.10 × 13,150,375.20
  4. Step 4: Simplify right side
    19,954,132.20x = 393,761,791,131,639.12
  5. Step 5: Solve for x
    x = 393,761,791,131,639.12/19,954,132.20
  6. Step 6: Final answer
    x = 19,733,345.81

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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.