Home / 5,370,778.80-8,056,168.20-5,160,826.80

Finding the Fourth Proportional to 5,370,778.80, 8,056,168.20 and 5,160,826.80

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Solution

The fourth proportional to 5,370,778.80, 8,056,168.20 and 5,160,826.80 is: 7,741,240.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370,778.80 : 8,056,168.20 = 5,160,826.80 : x
  2. Step 2: Convert to fraction form
    5,370,778.80/8,056,168.20 = 5,160,826.80/x
  3. Step 3: Cross multiply
    5,370,778.80x = 8,056,168.20 × 5,160,826.80
  4. Step 4: Simplify right side
    5,370,778.80x = 41,576,488,751,867.76
  5. Step 5: Solve for x
    x = 41,576,488,751,867.76/5,370,778.80
  6. Step 6: Final answer
    x = 7,741,240.20

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1.5x scale

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.