Home / 6,178,893.20-9,268,339.80-4,265,705.60

Finding the Fourth Proportional to 6,178,893.20, 9,268,339.80 and 4,265,705.60

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Solution

The fourth proportional to 6,178,893.20, 9,268,339.80 and 4,265,705.60 is: 6,398,558.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178,893.20 : 9,268,339.80 = 4,265,705.60 : x
  2. Step 2: Convert to fraction form
    6,178,893.20/9,268,339.80 = 4,265,705.60/x
  3. Step 3: Cross multiply
    6,178,893.20x = 9,268,339.80 × 4,265,705.60
  4. Step 4: Simplify right side
    6,178,893.20x = 39,536,008,987,562.88
  5. Step 5: Solve for x
    x = 39,536,008,987,562.88/6,178,893.20
  6. Step 6: Final answer
    x = 6,398,558.40

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Similar ratio
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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.