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Finding the Third Proportional to 5,338,638 and 8,273,367

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Solution

The third proportional to 5,338,638 and 8,273,367 is: 12,821,360.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338,638 : 8,273,367 = 8,273,367 : x
  2. Step 2: Convert to fraction form
    5,338,638/8,273,367 = 8,273,367/x
  3. Step 3: Cross multiply
    5,338,638x = 8,273,367 × 8,273,367
  4. Step 4: Simplify right side
    5,338,638x = 68,448,601,516,689
  5. Step 5: Solve for x
    x = 68,448,601,516,689/5,338,638
  6. Step 6: Final answer
    x = 12,821,360.34

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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.