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Finding the Third Proportional to 20,448,100 and 43,768,640

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Solution

The third proportional to 20,448,100 and 43,768,640 is: 93,685,665.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,448,100 : 43,768,640 = 43,768,640 : x
  2. Step 2: Convert to fraction form
    20,448,100/43,768,640 = 43,768,640/x
  3. Step 3: Cross multiply
    20,448,100x = 43,768,640 × 43,768,640
  4. Step 4: Simplify right side
    20,448,100x = 1,915,693,847,449,600
  5. Step 5: Solve for x
    x = 1,915,693,847,449,600/20,448,100
  6. Step 6: Final answer
    x = 93,685,665.05

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.