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Finding the Third Proportional to 8,531,813.25 and 12,072,253.50

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Solution

The third proportional to 8,531,813.25 and 12,072,253.50 is: 17,081,867.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,531,813.25 : 12,072,253.50 = 12,072,253.50 : x
  2. Step 2: Convert to fraction form
    8,531,813.25/12,072,253.50 = 12,072,253.50/x
  3. Step 3: Cross multiply
    8,531,813.25x = 12,072,253.50 × 12,072,253.50
  4. Step 4: Simplify right side
    8,531,813.25x = 145,739,304,568,262.25
  5. Step 5: Solve for x
    x = 145,739,304,568,262.25/8,531,813.25
  6. Step 6: Final answer
    x = 17,081,867.63

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.