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Finding the Third Proportional to 8,528,916 and 20,133,876

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Solution

The third proportional to 8,528,916 and 20,133,876 is: 47,529,247.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528,916 : 20,133,876 = 20,133,876 : x
  2. Step 2: Convert to fraction form
    8,528,916/20,133,876 = 20,133,876/x
  3. Step 3: Cross multiply
    8,528,916x = 20,133,876 × 20,133,876
  4. Step 4: Simplify right side
    8,528,916x = 405,372,962,783,376
  5. Step 5: Solve for x
    x = 405,372,962,783,376/8,528,916
  6. Step 6: Final answer
    x = 47,529,247.89

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.