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Finding the Third Proportional to 8,216,136 and 17,731,344

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Solution

The third proportional to 8,216,136 and 17,731,344 is: 38,266,231.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,216,136 : 17,731,344 = 17,731,344 : x
  2. Step 2: Convert to fraction form
    8,216,136/17,731,344 = 17,731,344/x
  3. Step 3: Cross multiply
    8,216,136x = 17,731,344 × 17,731,344
  4. Step 4: Simplify right side
    8,216,136x = 314,400,560,046,336
  5. Step 5: Solve for x
    x = 314,400,560,046,336/8,216,136
  6. Step 6: Final answer
    x = 38,266,231.24

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.