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Finding the Third Proportional to 7,227,876 and 9,911,373

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Solution

The third proportional to 7,227,876 and 9,911,373 is: 13,591,173.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,227,876 : 9,911,373 = 9,911,373 : x
  2. Step 2: Convert to fraction form
    7,227,876/9,911,373 = 9,911,373/x
  3. Step 3: Cross multiply
    7,227,876x = 9,911,373 × 9,911,373
  4. Step 4: Simplify right side
    7,227,876x = 98,235,314,745,129
  5. Step 5: Solve for x
    x = 98,235,314,745,129/7,227,876
  6. Step 6: Final answer
    x = 13,591,173.22

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.