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Finding the Third Proportional to 4,317,312 and 9,503,916

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Solution

The third proportional to 4,317,312 and 9,503,916 is: 20,921,448.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,317,312 : 9,503,916 = 9,503,916 : x
  2. Step 2: Convert to fraction form
    4,317,312/9,503,916 = 9,503,916/x
  3. Step 3: Cross multiply
    4,317,312x = 9,503,916 × 9,503,916
  4. Step 4: Simplify right side
    4,317,312x = 90,324,419,335,056
  5. Step 5: Solve for x
    x = 90,324,419,335,056/4,317,312
  6. Step 6: Final answer
    x = 20,921,448.19

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.