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Finding the Third Proportional to 3,999,992 and 6,195,260

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Solution

The third proportional to 3,999,992 and 6,195,260 is: 9,595,330.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999,992 : 6,195,260 = 6,195,260 : x
  2. Step 2: Convert to fraction form
    3,999,992/6,195,260 = 6,195,260/x
  3. Step 3: Cross multiply
    3,999,992x = 6,195,260 × 6,195,260
  4. Step 4: Simplify right side
    3,999,992x = 38,381,246,467,600
  5. Step 5: Solve for x
    x = 38,381,246,467,600/3,999,992
  6. Step 6: Final answer
    x = 9,595,330.81

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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.