Home / 6,121,928.32-8,445,979.20-3,829,217.92

Finding the Fourth Proportional to 6,121,928.32, 8,445,979.20 and 3,829,217.92

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Solution

The fourth proportional to 6,121,928.32, 8,445,979.20 and 3,829,217.92 is: 5,282,893.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121,928.32 : 8,445,979.20 = 3,829,217.92 : x
  2. Step 2: Convert to fraction form
    6,121,928.32/8,445,979.20 = 3,829,217.92/x
  3. Step 3: Cross multiply
    6,121,928.32x = 8,445,979.20 × 3,829,217.92
  4. Step 4: Simplify right side
    6,121,928.32x = 32,341,494,904,587.26
  5. Step 5: Solve for x
    x = 32,341,494,904,587.26/6,121,928.32
  6. Step 6: Final answer
    x = 5,282,893.43

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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.