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Finding the Third Proportional to 19,449,974 and 42,324,844

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Solution

The third proportional to 19,449,974 and 42,324,844 is: 92,102,561.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,449,974 : 42,324,844 = 42,324,844 : x
  2. Step 2: Convert to fraction form
    19,449,974/42,324,844 = 42,324,844/x
  3. Step 3: Cross multiply
    19,449,974x = 42,324,844 × 42,324,844
  4. Step 4: Simplify right side
    19,449,974x = 1,791,392,419,624,336
  5. Step 5: Solve for x
    x = 1,791,392,419,624,336/19,449,974
  6. Step 6: Final answer
    x = 92,102,561.15

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.