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Finding the Third Proportional to 8,409,608 and 18,446,976

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Solution

The third proportional to 8,409,608 and 18,446,976 is: 40,464,540.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,409,608 : 18,446,976 = 18,446,976 : x
  2. Step 2: Convert to fraction form
    8,409,608/18,446,976 = 18,446,976/x
  3. Step 3: Cross multiply
    8,409,608x = 18,446,976 × 18,446,976
  4. Step 4: Simplify right side
    8,409,608x = 340,290,923,544,576
  5. Step 5: Solve for x
    x = 340,290,923,544,576/8,409,608
  6. Step 6: Final answer
    x = 40,464,540.50

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.