Home / 11,708,198.92-17,549,856.78-5,639,147.56

Finding the Fourth Proportional to 11,708,198.92, 17,549,856.78 and 5,639,147.56

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Solution

The fourth proportional to 11,708,198.92, 17,549,856.78 and 5,639,147.56 is: 8,452,728.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,708,198.92 : 17,549,856.78 = 5,639,147.56 : x
  2. Step 2: Convert to fraction form
    11,708,198.92/17,549,856.78 = 5,639,147.56/x
  3. Step 3: Cross multiply
    11,708,198.92x = 17,549,856.78 × 5,639,147.56
  4. Step 4: Simplify right side
    11,708,198.92x = 98,966,232,039,286.45
  5. Step 5: Solve for x
    x = 98,966,232,039,286.45/11,708,198.92
  6. Step 6: Final answer
    x = 8,452,728.96

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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.