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Finding the Third Proportional to 8,257,021.50 and 17,266,918.50

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Solution

The third proportional to 8,257,021.50 and 17,266,918.50 is: 36,108,235.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,257,021.50 : 17,266,918.50 = 17,266,918.50 : x
  2. Step 2: Convert to fraction form
    8,257,021.50/17,266,918.50 = 17,266,918.50/x
  3. Step 3: Cross multiply
    8,257,021.50x = 17,266,918.50 × 17,266,918.50
  4. Step 4: Simplify right side
    8,257,021.50x = 298,146,474,485,642.25
  5. Step 5: Solve for x
    x = 298,146,474,485,642.25/8,257,021.50
  6. Step 6: Final answer
    x = 36,108,235.21

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.