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Finding the Third Proportional to 9,326,671 and 20,170,163

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Solution

The third proportional to 9,326,671 and 20,170,163 is: 43,620,652.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,326,671 : 20,170,163 = 20,170,163 : x
  2. Step 2: Convert to fraction form
    9,326,671/20,170,163 = 20,170,163/x
  3. Step 3: Cross multiply
    9,326,671x = 20,170,163 × 20,170,163
  4. Step 4: Simplify right side
    9,326,671x = 406,835,475,446,569
  5. Step 5: Solve for x
    x = 406,835,475,446,569/9,326,671
  6. Step 6: Final answer
    x = 43,620,652.58

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.