Home / 6,173,399.60-8,519,289.24-3,420,265.52

Finding the Fourth Proportional to 6,173,399.60, 8,519,289.24 and 3,420,265.52

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Solution

The fourth proportional to 6,173,399.60, 8,519,289.24 and 3,420,265.52 is: 4,719,965.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,173,399.60 : 8,519,289.24 = 3,420,265.52 : x
  2. Step 2: Convert to fraction form
    6,173,399.60/8,519,289.24 = 3,420,265.52/x
  3. Step 3: Cross multiply
    6,173,399.60x = 8,519,289.24 × 3,420,265.52
  4. Step 4: Simplify right side
    6,173,399.60x = 29,138,231,242,479.00
  5. Step 5: Solve for x
    x = 29,138,231,242,479.00/6,173,399.60
  6. Step 6: Final answer
    x = 4,719,965.19

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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.