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Finding the Third Proportional to 4,729,836 and 7,212,849

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Solution

The third proportional to 4,729,836 and 7,212,849 is: 10,999,364.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,729,836 : 7,212,849 = 7,212,849 : x
  2. Step 2: Convert to fraction form
    4,729,836/7,212,849 = 7,212,849/x
  3. Step 3: Cross multiply
    4,729,836x = 7,212,849 × 7,212,849
  4. Step 4: Simplify right side
    4,729,836x = 52,025,190,696,801
  5. Step 5: Solve for x
    x = 52,025,190,696,801/4,729,836
  6. Step 6: Final answer
    x = 10,999,364.61

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.