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Finding the Third Proportional to 20,165,538 and 30,995,887

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Solution

The third proportional to 20,165,538 and 30,995,887 is: 47,642,914.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,165,538 : 30,995,887 = 30,995,887 : x
  2. Step 2: Convert to fraction form
    20,165,538/30,995,887 = 30,995,887/x
  3. Step 3: Cross multiply
    20,165,538x = 30,995,887 × 30,995,887
  4. Step 4: Simplify right side
    20,165,538x = 960,745,010,916,769
  5. Step 5: Solve for x
    x = 960,745,010,916,769/20,165,538
  6. Step 6: Final answer
    x = 47,642,914.90

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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.