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Finding the Third Proportional to 9,459,934 and 20,751,170

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Solution

The third proportional to 9,459,934 and 20,751,170 is: 45,519,456.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,459,934 : 20,751,170 = 20,751,170 : x
  2. Step 2: Convert to fraction form
    9,459,934/20,751,170 = 20,751,170/x
  3. Step 3: Cross multiply
    9,459,934x = 20,751,170 × 20,751,170
  4. Step 4: Simplify right side
    9,459,934x = 430,611,056,368,900
  5. Step 5: Solve for x
    x = 430,611,056,368,900/9,459,934
  6. Step 6: Final answer
    x = 45,519,456.73

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.