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Finding the Third Proportional to 8,203,640 and 17,883,432

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Solution

The third proportional to 8,203,640 and 17,883,432 is: 38,984,784.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,203,640 : 17,883,432 = 17,883,432 : x
  2. Step 2: Convert to fraction form
    8,203,640/17,883,432 = 17,883,432/x
  3. Step 3: Cross multiply
    8,203,640x = 17,883,432 × 17,883,432
  4. Step 4: Simplify right side
    8,203,640x = 319,817,140,098,624
  5. Step 5: Solve for x
    x = 319,817,140,098,624/8,203,640
  6. Step 6: Final answer
    x = 38,984,784.81

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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.