Home / 6,915,629.73-10,380,749.18-3,885,584.97

Finding the Fourth Proportional to 6,915,629.73, 10,380,749.18 and 3,885,584.97

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Solution

The fourth proportional to 6,915,629.73, 10,380,749.18 and 3,885,584.97 is: 5,832,481.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915,629.73 : 10,380,749.18 = 3,885,584.97 : x
  2. Step 2: Convert to fraction form
    6,915,629.73/10,380,749.18 = 3,885,584.97/x
  3. Step 3: Cross multiply
    6,915,629.73x = 10,380,749.18 × 3,885,584.97
  4. Step 4: Simplify right side
    6,915,629.73x = 40,335,282,971,719.91
  5. Step 5: Solve for x
    x = 40,335,282,971,719.91/6,915,629.73
  6. Step 6: Final answer
    x = 5,832,481.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.