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Finding the Third Proportional to 18,812,830 and 27,493,335

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Solution

The third proportional to 18,812,830 and 27,493,335 is: 40,179,147.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,812,830 : 27,493,335 = 27,493,335 : x
  2. Step 2: Convert to fraction form
    18,812,830/27,493,335 = 27,493,335/x
  3. Step 3: Cross multiply
    18,812,830x = 27,493,335 × 27,493,335
  4. Step 4: Simplify right side
    18,812,830x = 755,883,469,422,225
  5. Step 5: Solve for x
    x = 755,883,469,422,225/18,812,830
  6. Step 6: Final answer
    x = 40,179,147.39

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.