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Finding the Third Proportional to 17,885,790 and 38,796,192

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Solution

The third proportional to 17,885,790 and 38,796,192 is: 84,153,091.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,885,790 : 38,796,192 = 38,796,192 : x
  2. Step 2: Convert to fraction form
    17,885,790/38,796,192 = 38,796,192/x
  3. Step 3: Cross multiply
    17,885,790x = 38,796,192 × 38,796,192
  4. Step 4: Simplify right side
    17,885,790x = 1,505,144,513,700,864
  5. Step 5: Solve for x
    x = 1,505,144,513,700,864/17,885,790
  6. Step 6: Final answer
    x = 84,153,091.01

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.