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Finding the Third Proportional to 5,482,762 and 11,880,780

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Solution

The third proportional to 5,482,762 and 11,880,780 is: 25,744,858.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,482,762 : 11,880,780 = 11,880,780 : x
  2. Step 2: Convert to fraction form
    5,482,762/11,880,780 = 11,880,780/x
  3. Step 3: Cross multiply
    5,482,762x = 11,880,780 × 11,880,780
  4. Step 4: Simplify right side
    5,482,762x = 141,152,933,408,400
  5. Step 5: Solve for x
    x = 141,152,933,408,400/5,482,762
  6. Step 6: Final answer
    x = 25,744,858.78

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.