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Finding the Third Proportional to 21,253,660 and 44,019,624

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Solution

The third proportional to 21,253,660 and 44,019,624 is: 91,171,463.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,253,660 : 44,019,624 = 44,019,624 : x
  2. Step 2: Convert to fraction form
    21,253,660/44,019,624 = 44,019,624/x
  3. Step 3: Cross multiply
    21,253,660x = 44,019,624 × 44,019,624
  4. Step 4: Simplify right side
    21,253,660x = 1,937,727,297,101,376
  5. Step 5: Solve for x
    x = 1,937,727,297,101,376/21,253,660
  6. Step 6: Final answer
    x = 91,171,463.98

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.