Home / 5,451,016.80-8,176,525.20-4,175,558.40

Finding the Fourth Proportional to 5,451,016.80, 8,176,525.20 and 4,175,558.40

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Solution

The fourth proportional to 5,451,016.80, 8,176,525.20 and 4,175,558.40 is: 6,263,337.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451,016.80 : 8,176,525.20 = 4,175,558.40 : x
  2. Step 2: Convert to fraction form
    5,451,016.80/8,176,525.20 = 4,175,558.40/x
  3. Step 3: Cross multiply
    5,451,016.80x = 8,176,525.20 × 4,175,558.40
  4. Step 4: Simplify right side
    5,451,016.80x = 34,141,558,481,671.68
  5. Step 5: Solve for x
    x = 34,141,558,481,671.68/5,451,016.80
  6. Step 6: Final answer
    x = 6,263,337.60

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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.