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Finding the Third Proportional to 5,676,025 and 12,408,371

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Solution

The third proportional to 5,676,025 and 12,408,371 is: 27,125,967.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,676,025 : 12,408,371 = 12,408,371 : x
  2. Step 2: Convert to fraction form
    5,676,025/12,408,371 = 12,408,371/x
  3. Step 3: Cross multiply
    5,676,025x = 12,408,371 × 12,408,371
  4. Step 4: Simplify right side
    5,676,025x = 153,967,670,873,641
  5. Step 5: Solve for x
    x = 153,967,670,873,641/5,676,025
  6. Step 6: Final answer
    x = 27,125,967.71

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.