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Finding the Third Proportional to 18,573,373 and 39,026,809

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Solution

The third proportional to 18,573,373 and 39,026,809 is: 82,004,050.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,573,373 : 39,026,809 = 39,026,809 : x
  2. Step 2: Convert to fraction form
    18,573,373/39,026,809 = 39,026,809/x
  3. Step 3: Cross multiply
    18,573,373x = 39,026,809 × 39,026,809
  4. Step 4: Simplify right side
    18,573,373x = 1,523,091,820,722,481
  5. Step 5: Solve for x
    x = 1,523,091,820,722,481/18,573,373
  6. Step 6: Final answer
    x = 82,004,050.68

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.