Home / 5,555,754.62-8,375,273.43-5,185,406.67

Finding the Fourth Proportional to 5,555,754.62, 8,375,273.43 and 5,185,406.67

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Solution

The fourth proportional to 5,555,754.62, 8,375,273.43 and 5,185,406.67 is: 7,816,975.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555,754.62 : 8,375,273.43 = 5,185,406.67 : x
  2. Step 2: Convert to fraction form
    5,555,754.62/8,375,273.43 = 5,185,406.67/x
  3. Step 3: Cross multiply
    5,555,754.62x = 8,375,273.43 × 5,185,406.67
  4. Step 4: Simplify right side
    5,555,754.62x = 43,429,198,706,995.77
  5. Step 5: Solve for x
    x = 43,429,198,706,995.77/5,555,754.62
  6. Step 6: Final answer
    x = 7,816,975.68

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.