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Finding the Third Proportional to 7,581,532 and 11,647,374

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Solution

The third proportional to 7,581,532 and 11,647,374 is: 17,893,655.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,581,532 : 11,647,374 = 11,647,374 : x
  2. Step 2: Convert to fraction form
    7,581,532/11,647,374 = 11,647,374/x
  3. Step 3: Cross multiply
    7,581,532x = 11,647,374 × 11,647,374
  4. Step 4: Simplify right side
    7,581,532x = 135,661,321,095,876
  5. Step 5: Solve for x
    x = 135,661,321,095,876/7,581,532
  6. Step 6: Final answer
    x = 17,893,655.41

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.