Home / 7,382,407.80-11,073,611.70-3,393,319.80

Finding the Fourth Proportional to 7,382,407.80, 11,073,611.70 and 3,393,319.80

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Solution

The fourth proportional to 7,382,407.80, 11,073,611.70 and 3,393,319.80 is: 5,089,979.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382,407.80 : 11,073,611.70 = 3,393,319.80 : x
  2. Step 2: Convert to fraction form
    7,382,407.80/11,073,611.70 = 3,393,319.80/x
  3. Step 3: Cross multiply
    7,382,407.80x = 11,073,611.70 × 3,393,319.80
  4. Step 4: Simplify right side
    7,382,407.80x = 37,576,305,839,121.66
  5. Step 5: Solve for x
    x = 37,576,305,839,121.66/7,382,407.80
  6. Step 6: Final answer
    x = 5,089,979.70

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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.