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Finding the Third Proportional to 3,936,124 and 6,427,335

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Solution

The third proportional to 3,936,124 and 6,427,335 is: 10,495,257.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936,124 : 6,427,335 = 6,427,335 : x
  2. Step 2: Convert to fraction form
    3,936,124/6,427,335 = 6,427,335/x
  3. Step 3: Cross multiply
    3,936,124x = 6,427,335 × 6,427,335
  4. Step 4: Simplify right side
    3,936,124x = 41,310,635,202,225
  5. Step 5: Solve for x
    x = 41,310,635,202,225/3,936,124
  6. Step 6: Final answer
    x = 10,495,257.57

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.