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Finding the Third Proportional to 4,009,755.75 and 9,356,420

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Solution

The third proportional to 4,009,755.75 and 9,356,420 is: 21,832,400.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,009,755.75 : 9,356,420 = 9,356,420 : x
  2. Step 2: Convert to fraction form
    4,009,755.75/9,356,420 = 9,356,420/x
  3. Step 3: Cross multiply
    4,009,755.75x = 9,356,420 × 9,356,420
  4. Step 4: Simplify right side
    4,009,755.75x = 87,542,595,216,400
  5. Step 5: Solve for x
    x = 87,542,595,216,400/4,009,755.75
  6. Step 6: Final answer
    x = 21,832,400.94

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.