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Finding the Third Proportional to 4,474,147 and 6,999,122

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Solution

The third proportional to 4,474,147 and 6,999,122 is: 10,949,061.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,474,147 : 6,999,122 = 6,999,122 : x
  2. Step 2: Convert to fraction form
    4,474,147/6,999,122 = 6,999,122/x
  3. Step 3: Cross multiply
    4,474,147x = 6,999,122 × 6,999,122
  4. Step 4: Simplify right side
    4,474,147x = 48,987,708,770,884
  5. Step 5: Solve for x
    x = 48,987,708,770,884/4,474,147
  6. Step 6: Final answer
    x = 10,949,061.08

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.