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Finding the Third Proportional to 18,236,606 and 39,499,471

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Solution

The third proportional to 18,236,606 and 39,499,471 is: 85,553,650.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,236,606 : 39,499,471 = 39,499,471 : x
  2. Step 2: Convert to fraction form
    18,236,606/39,499,471 = 39,499,471/x
  3. Step 3: Cross multiply
    18,236,606x = 39,499,471 × 39,499,471
  4. Step 4: Simplify right side
    18,236,606x = 1,560,208,209,279,841
  5. Step 5: Solve for x
    x = 1,560,208,209,279,841/18,236,606
  6. Step 6: Final answer
    x = 85,553,650.13

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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.