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Finding the Third Proportional to 20,840,112 and 45,049,824

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Solution

The third proportional to 20,840,112 and 45,049,824 is: 97,383,672.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,840,112 : 45,049,824 = 45,049,824 : x
  2. Step 2: Convert to fraction form
    20,840,112/45,049,824 = 45,049,824/x
  3. Step 3: Cross multiply
    20,840,112x = 45,049,824 × 45,049,824
  4. Step 4: Simplify right side
    20,840,112x = 2,029,486,642,430,976
  5. Step 5: Solve for x
    x = 2,029,486,642,430,976/20,840,112
  6. Step 6: Final answer
    x = 97,383,672.53

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.