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Finding the Third Proportional to 4,393,538 and 9,461,212

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Solution

The third proportional to 4,393,538 and 9,461,212 is: 20,374,134.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,393,538 : 9,461,212 = 9,461,212 : x
  2. Step 2: Convert to fraction form
    4,393,538/9,461,212 = 9,461,212/x
  3. Step 3: Cross multiply
    4,393,538x = 9,461,212 × 9,461,212
  4. Step 4: Simplify right side
    4,393,538x = 89,514,532,508,944
  5. Step 5: Solve for x
    x = 89,514,532,508,944/4,393,538
  6. Step 6: Final answer
    x = 20,374,134.13

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.