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Finding the Third Proportional to 8,610,530 and 18,734,400

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Solution

The third proportional to 8,610,530 and 18,734,400 is: 40,761,456.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,610,530 : 18,734,400 = 18,734,400 : x
  2. Step 2: Convert to fraction form
    8,610,530/18,734,400 = 18,734,400/x
  3. Step 3: Cross multiply
    8,610,530x = 18,734,400 × 18,734,400
  4. Step 4: Simplify right side
    8,610,530x = 350,977,743,360,000
  5. Step 5: Solve for x
    x = 350,977,743,360,000/8,610,530
  6. Step 6: Final answer
    x = 40,761,456.42

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.