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Finding the Third Proportional to 21,534,330 and 33,099,747

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Solution

The third proportional to 21,534,330 and 33,099,747 is: 50,876,588.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,534,330 : 33,099,747 = 33,099,747 : x
  2. Step 2: Convert to fraction form
    21,534,330/33,099,747 = 33,099,747/x
  3. Step 3: Cross multiply
    21,534,330x = 33,099,747 × 33,099,747
  4. Step 4: Simplify right side
    21,534,330x = 1,095,593,251,464,009
  5. Step 5: Solve for x
    x = 1,095,593,251,464,009/21,534,330
  6. Step 6: Final answer
    x = 50,876,588.75

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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.