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Finding the Third Proportional to 8,394,298 and 18,072,878

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Solution

The third proportional to 8,394,298 and 18,072,878 is: 38,910,808.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,394,298 : 18,072,878 = 18,072,878 : x
  2. Step 2: Convert to fraction form
    8,394,298/18,072,878 = 18,072,878/x
  3. Step 3: Cross multiply
    8,394,298x = 18,072,878 × 18,072,878
  4. Step 4: Simplify right side
    8,394,298x = 326,628,919,202,884
  5. Step 5: Solve for x
    x = 326,628,919,202,884/8,394,298
  6. Step 6: Final answer
    x = 38,910,808.17

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.