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Finding the Third Proportional to 12,408,516 and 26,247,780

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Solution

The third proportional to 12,408,516 and 26,247,780 is: 55,522,026.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,408,516 : 26,247,780 = 26,247,780 : x
  2. Step 2: Convert to fraction form
    12,408,516/26,247,780 = 26,247,780/x
  3. Step 3: Cross multiply
    12,408,516x = 26,247,780 × 26,247,780
  4. Step 4: Simplify right side
    12,408,516x = 688,945,954,928,400
  5. Step 5: Solve for x
    x = 688,945,954,928,400/12,408,516
  6. Step 6: Final answer
    x = 55,522,026.56

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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.