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Finding the Third Proportional to 8,937,954 and 18,948,456

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Solution

The third proportional to 8,937,954 and 18,948,456 is: 40,170,712.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937,954 : 18,948,456 = 18,948,456 : x
  2. Step 2: Convert to fraction form
    8,937,954/18,948,456 = 18,948,456/x
  3. Step 3: Cross multiply
    8,937,954x = 18,948,456 × 18,948,456
  4. Step 4: Simplify right side
    8,937,954x = 359,043,984,783,936
  5. Step 5: Solve for x
    x = 359,043,984,783,936/8,937,954
  6. Step 6: Final answer
    x = 40,170,712.98

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.