Home / 20,200,498.75-27,876,688.68-11,033,163.37

Finding the Fourth Proportional to 20,200,498.75, 27,876,688.68 and 11,033,163.37

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Solution

The fourth proportional to 20,200,498.75, 27,876,688.68 and 11,033,163.37 is: 15,225,765.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,200,498.75 : 27,876,688.68 = 11,033,163.37 : x
  2. Step 2: Convert to fraction form
    20,200,498.75/27,876,688.68 = 11,033,163.37/x
  3. Step 3: Cross multiply
    20,200,498.75x = 27,876,688.68 × 11,033,163.37
  4. Step 4: Simplify right side
    20,200,498.75x = 307,568,060,421,069.62
  5. Step 5: Solve for x
    x = 307,568,060,421,069.62/20,200,498.75
  6. Step 6: Final answer
    x = 15,225,765.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.