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Finding the Third Proportional to 9,477,940 and 20,466,126

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Solution

The third proportional to 9,477,940 and 20,466,126 is: 44,193,391.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,477,940 : 20,466,126 = 20,466,126 : x
  2. Step 2: Convert to fraction form
    9,477,940/20,466,126 = 20,466,126/x
  3. Step 3: Cross multiply
    9,477,940x = 20,466,126 × 20,466,126
  4. Step 4: Simplify right side
    9,477,940x = 418,862,313,447,876
  5. Step 5: Solve for x
    x = 418,862,313,447,876/9,477,940
  6. Step 6: Final answer
    x = 44,193,391.54

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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.