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Finding the Third Proportional to 20,150,439 and 43,722,029

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Solution

The third proportional to 20,150,439 and 43,722,029 is: 94,867,204.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,150,439 : 43,722,029 = 43,722,029 : x
  2. Step 2: Convert to fraction form
    20,150,439/43,722,029 = 43,722,029/x
  3. Step 3: Cross multiply
    20,150,439x = 43,722,029 × 43,722,029
  4. Step 4: Simplify right side
    20,150,439x = 1,911,615,819,876,841
  5. Step 5: Solve for x
    x = 1,911,615,819,876,841/20,150,439
  6. Step 6: Final answer
    x = 94,867,204.62

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.