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Finding the Third Proportional to 8,449,532 and 18,245,968

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Solution

The third proportional to 8,449,532 and 18,245,968 is: 39,400,448.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,449,532 : 18,245,968 = 18,245,968 : x
  2. Step 2: Convert to fraction form
    8,449,532/18,245,968 = 18,245,968/x
  3. Step 3: Cross multiply
    8,449,532x = 18,245,968 × 18,245,968
  4. Step 4: Simplify right side
    8,449,532x = 332,915,348,257,024
  5. Step 5: Solve for x
    x = 332,915,348,257,024/8,449,532
  6. Step 6: Final answer
    x = 39,400,448.24

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.