Home / 3,320,138.25-4,885,265.25

Finding the Third Proportional to 3,320,138.25 and 4,885,265.25

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Solution

The third proportional to 3,320,138.25 and 4,885,265.25 is: 7,188,199.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320,138.25 : 4,885,265.25 = 4,885,265.25 : x
  2. Step 2: Convert to fraction form
    3,320,138.25/4,885,265.25 = 4,885,265.25/x
  3. Step 3: Cross multiply
    3,320,138.25x = 4,885,265.25 × 4,885,265.25
  4. Step 4: Simplify right side
    3,320,138.25x = 23,865,816,562,857.56
  5. Step 5: Solve for x
    x = 23,865,816,562,857.56/3,320,138.25
  6. Step 6: Final answer
    x = 7,188,199.64

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.