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Finding the Third Proportional to 4,811,671.50 and 10,021,422

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Solution

The third proportional to 4,811,671.50 and 10,021,422 is: 20,871,935.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811,671.50 : 10,021,422 = 10,021,422 : x
  2. Step 2: Convert to fraction form
    4,811,671.50/10,021,422 = 10,021,422/x
  3. Step 3: Cross multiply
    4,811,671.50x = 10,021,422 × 10,021,422
  4. Step 4: Simplify right side
    4,811,671.50x = 100,428,898,902,084
  5. Step 5: Solve for x
    x = 100,428,898,902,084/4,811,671.50
  6. Step 6: Final answer
    x = 20,871,935.85

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.