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Finding the Third Proportional to 8,863,242 and 19,279,380

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Solution

The third proportional to 8,863,242 and 19,279,380 is: 41,936,629.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,863,242 : 19,279,380 = 19,279,380 : x
  2. Step 2: Convert to fraction form
    8,863,242/19,279,380 = 19,279,380/x
  3. Step 3: Cross multiply
    8,863,242x = 19,279,380 × 19,279,380
  4. Step 4: Simplify right side
    8,863,242x = 371,694,493,184,400
  5. Step 5: Solve for x
    x = 371,694,493,184,400/8,863,242
  6. Step 6: Final answer
    x = 41,936,629.19

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.