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Finding the Third Proportional to 4,279,692 and 6,648,064

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Solution

The third proportional to 4,279,692 and 6,648,064 is: 10,327,087.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,279,692 : 6,648,064 = 6,648,064 : x
  2. Step 2: Convert to fraction form
    4,279,692/6,648,064 = 6,648,064/x
  3. Step 3: Cross multiply
    4,279,692x = 6,648,064 × 6,648,064
  4. Step 4: Simplify right side
    4,279,692x = 44,196,754,948,096
  5. Step 5: Solve for x
    x = 44,196,754,948,096/4,279,692
  6. Step 6: Final answer
    x = 10,327,087.78

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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.