Home / 6,694,711.20-9,238,767.12-3,638,923.56

Finding the Fourth Proportional to 6,694,711.20, 9,238,767.12 and 3,638,923.56

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Solution

The fourth proportional to 6,694,711.20, 9,238,767.12 and 3,638,923.56 is: 5,021,750.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,694,711.20 : 9,238,767.12 = 3,638,923.56 : x
  2. Step 2: Convert to fraction form
    6,694,711.20/9,238,767.12 = 3,638,923.56/x
  3. Step 3: Cross multiply
    6,694,711.20x = 9,238,767.12 × 3,638,923.56
  4. Step 4: Simplify right side
    6,694,711.20x = 33,619,167,338,321.34
  5. Step 5: Solve for x
    x = 33,619,167,338,321.34/6,694,711.20
  6. Step 6: Final answer
    x = 5,021,750.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.