Home / 6,889,611.20-10,330,269.60-3,530,379.20

Finding the Fourth Proportional to 6,889,611.20, 10,330,269.60 and 3,530,379.20

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Solution

The fourth proportional to 6,889,611.20, 10,330,269.60 and 3,530,379.20 is: 5,293,443.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,889,611.20 : 10,330,269.60 = 3,530,379.20 : x
  2. Step 2: Convert to fraction form
    6,889,611.20/10,330,269.60 = 3,530,379.20/x
  3. Step 3: Cross multiply
    6,889,611.20x = 10,330,269.60 × 3,530,379.20
  4. Step 4: Simplify right side
    6,889,611.20x = 36,469,768,926,232.32
  5. Step 5: Solve for x
    x = 36,469,768,926,232.32/6,889,611.20
  6. Step 6: Final answer
    x = 5,293,443.69

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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.