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Finding the Third Proportional to 8,942,799 and 19,397,907

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Solution

The third proportional to 8,942,799 and 19,397,907 is: 42,076,177.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942,799 : 19,397,907 = 19,397,907 : x
  2. Step 2: Convert to fraction form
    8,942,799/19,397,907 = 19,397,907/x
  3. Step 3: Cross multiply
    8,942,799x = 19,397,907 × 19,397,907
  4. Step 4: Simplify right side
    8,942,799x = 376,278,795,980,649
  5. Step 5: Solve for x
    x = 376,278,795,980,649/8,942,799
  6. Step 6: Final answer
    x = 42,076,177.27

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.