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Finding the Third Proportional to 20,222,560 and 43,279,473

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Solution

The third proportional to 20,222,560 and 43,279,473 is: 92,624,909.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,222,560 : 43,279,473 = 43,279,473 : x
  2. Step 2: Convert to fraction form
    20,222,560/43,279,473 = 43,279,473/x
  3. Step 3: Cross multiply
    20,222,560x = 43,279,473 × 43,279,473
  4. Step 4: Simplify right side
    20,222,560x = 1,873,112,783,157,729
  5. Step 5: Solve for x
    x = 1,873,112,783,157,729/20,222,560
  6. Step 6: Final answer
    x = 92,624,909.17

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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.