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Finding the Third Proportional to 21,666,351 and 44,089,380

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Solution

The third proportional to 21,666,351 and 44,089,380 is: 89,718,542.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,666,351 : 44,089,380 = 44,089,380 : x
  2. Step 2: Convert to fraction form
    21,666,351/44,089,380 = 44,089,380/x
  3. Step 3: Cross multiply
    21,666,351x = 44,089,380 × 44,089,380
  4. Step 4: Simplify right side
    21,666,351x = 1,943,873,428,784,400
  5. Step 5: Solve for x
    x = 1,943,873,428,784,400/21,666,351
  6. Step 6: Final answer
    x = 89,718,542.30

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.