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Finding the Third Proportional to 7,182,436 and 15,504,380

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Solution

The third proportional to 7,182,436 and 15,504,380 is: 33,468,561.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,182,436 : 15,504,380 = 15,504,380 : x
  2. Step 2: Convert to fraction form
    7,182,436/15,504,380 = 15,504,380/x
  3. Step 3: Cross multiply
    7,182,436x = 15,504,380 × 15,504,380
  4. Step 4: Simplify right side
    7,182,436x = 240,385,799,184,400
  5. Step 5: Solve for x
    x = 240,385,799,184,400/7,182,436
  6. Step 6: Final answer
    x = 33,468,561.25

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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.