Home / 6,145,169.72-8,480,288.40-3,391,856.60

Finding the Fourth Proportional to 6,145,169.72, 8,480,288.40 and 3,391,856.60

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Solution

The fourth proportional to 6,145,169.72, 8,480,288.40 and 3,391,856.60 is: 4,680,736.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145,169.72 : 8,480,288.40 = 3,391,856.60 : x
  2. Step 2: Convert to fraction form
    6,145,169.72/8,480,288.40 = 3,391,856.60/x
  3. Step 3: Cross multiply
    6,145,169.72x = 8,480,288.40 × 3,391,856.60
  4. Step 4: Simplify right side
    6,145,169.72x = 28,763,922,179,443.44
  5. Step 5: Solve for x
    x = 28,763,922,179,443.44/6,145,169.72
  6. Step 6: Final answer
    x = 4,680,736.82

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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.