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Finding the Third Proportional to 18,074,610 and 39,815,846

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Solution

The third proportional to 18,074,610 and 39,815,846 is: 87,708,757.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,074,610 : 39,815,846 = 39,815,846 : x
  2. Step 2: Convert to fraction form
    18,074,610/39,815,846 = 39,815,846/x
  3. Step 3: Cross multiply
    18,074,610x = 39,815,846 × 39,815,846
  4. Step 4: Simplify right side
    18,074,610x = 1,585,301,592,695,716
  5. Step 5: Solve for x
    x = 1,585,301,592,695,716/18,074,610
  6. Step 6: Final answer
    x = 87,708,757.90

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.