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Finding the Third Proportional to 20,165,532 and 30,995,878

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Solution

The third proportional to 20,165,532 and 30,995,878 is: 47,642,901.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,165,532 : 30,995,878 = 30,995,878 : x
  2. Step 2: Convert to fraction form
    20,165,532/30,995,878 = 30,995,878/x
  3. Step 3: Cross multiply
    20,165,532x = 30,995,878 × 30,995,878
  4. Step 4: Simplify right side
    20,165,532x = 960,744,452,990,884
  5. Step 5: Solve for x
    x = 960,744,452,990,884/20,165,532
  6. Step 6: Final answer
    x = 47,642,901.41

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.