Home / 6,179,809.20-9,269,713.80-4,266,621.60

Finding the Fourth Proportional to 6,179,809.20, 9,269,713.80 and 4,266,621.60

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Solution

The fourth proportional to 6,179,809.20, 9,269,713.80 and 4,266,621.60 is: 6,399,932.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,179,809.20 : 9,269,713.80 = 4,266,621.60 : x
  2. Step 2: Convert to fraction form
    6,179,809.20/9,269,713.80 = 4,266,621.60/x
  3. Step 3: Cross multiply
    6,179,809.20x = 9,269,713.80 × 4,266,621.60
  4. Step 4: Simplify right side
    6,179,809.20x = 39,550,361,124,898.08
  5. Step 5: Solve for x
    x = 39,550,361,124,898.08/6,179,809.20
  6. Step 6: Final answer
    x = 6,399,932.40

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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.