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Finding the Third Proportional to 17,218,520 and 37,463,644

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Solution

The third proportional to 17,218,520 and 37,463,644 is: 81,512,500.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,218,520 : 37,463,644 = 37,463,644 : x
  2. Step 2: Convert to fraction form
    17,218,520/37,463,644 = 37,463,644/x
  3. Step 3: Cross multiply
    17,218,520x = 37,463,644 × 37,463,644
  4. Step 4: Simplify right side
    17,218,520x = 1,403,524,621,758,736
  5. Step 5: Solve for x
    x = 1,403,524,621,758,736/17,218,520
  6. Step 6: Final answer
    x = 81,512,500.60

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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.