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Finding the Third Proportional to 18,492,640 and 29,451,374

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Solution

The third proportional to 18,492,640 and 29,451,374 is: 46,904,251.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,492,640 : 29,451,374 = 29,451,374 : x
  2. Step 2: Convert to fraction form
    18,492,640/29,451,374 = 29,451,374/x
  3. Step 3: Cross multiply
    18,492,640x = 29,451,374 × 29,451,374
  4. Step 4: Simplify right side
    18,492,640x = 867,383,430,487,876
  5. Step 5: Solve for x
    x = 867,383,430,487,876/18,492,640
  6. Step 6: Final answer
    x = 46,904,251.12

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.