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Finding the Third Proportional to 8,667,168 and 18,666,240

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Solution

The third proportional to 8,667,168 and 18,666,240 is: 40,200,964.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,667,168 : 18,666,240 = 18,666,240 : x
  2. Step 2: Convert to fraction form
    8,667,168/18,666,240 = 18,666,240/x
  3. Step 3: Cross multiply
    8,667,168x = 18,666,240 × 18,666,240
  4. Step 4: Simplify right side
    8,667,168x = 348,428,515,737,600
  5. Step 5: Solve for x
    x = 348,428,515,737,600/8,667,168
  6. Step 6: Final answer
    x = 40,200,964.81

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.