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Finding the Third Proportional to 4,991,433 and 10,739,448

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Solution

The third proportional to 4,991,433 and 10,739,448 is: 23,106,739.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991,433 : 10,739,448 = 10,739,448 : x
  2. Step 2: Convert to fraction form
    4,991,433/10,739,448 = 10,739,448/x
  3. Step 3: Cross multiply
    4,991,433x = 10,739,448 × 10,739,448
  4. Step 4: Simplify right side
    4,991,433x = 115,335,743,344,704
  5. Step 5: Solve for x
    x = 115,335,743,344,704/4,991,433
  6. Step 6: Final answer
    x = 23,106,739.76

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.