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Finding the Third Proportional to 20,769,794 and 45,448,708

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Solution

The third proportional to 20,769,794 and 45,448,708 is: 99,451,398.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,769,794 : 45,448,708 = 45,448,708 : x
  2. Step 2: Convert to fraction form
    20,769,794/45,448,708 = 45,448,708/x
  3. Step 3: Cross multiply
    20,769,794x = 45,448,708 × 45,448,708
  4. Step 4: Simplify right side
    20,769,794x = 2,065,585,058,869,264
  5. Step 5: Solve for x
    x = 2,065,585,058,869,264/20,769,794
  6. Step 6: Final answer
    x = 99,451,398.45

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.