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Finding the Third Proportional to 20,425,408 and 31,625,544

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Solution

The third proportional to 20,425,408 and 31,625,544 is: 48,967,199.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,425,408 : 31,625,544 = 31,625,544 : x
  2. Step 2: Convert to fraction form
    20,425,408/31,625,544 = 31,625,544/x
  3. Step 3: Cross multiply
    20,425,408x = 31,625,544 × 31,625,544
  4. Step 4: Simplify right side
    20,425,408x = 1,000,175,033,295,936
  5. Step 5: Solve for x
    x = 1,000,175,033,295,936/20,425,408
  6. Step 6: Final answer
    x = 48,967,199.74

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.