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Finding the Third Proportional to 4,478,420 and 9,595,759

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Solution

The third proportional to 4,478,420 and 9,595,759 is: 20,560,508.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478,420 : 9,595,759 = 9,595,759 : x
  2. Step 2: Convert to fraction form
    4,478,420/9,595,759 = 9,595,759/x
  3. Step 3: Cross multiply
    4,478,420x = 9,595,759 × 9,595,759
  4. Step 4: Simplify right side
    4,478,420x = 92,078,590,786,081
  5. Step 5: Solve for x
    x = 92,078,590,786,081/4,478,420
  6. Step 6: Final answer
    x = 20,560,508.12

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.