Home / 36,949,515.92-55,410,489.30-12,681,556.28

Finding the Fourth Proportional to 36,949,515.92, 55,410,489.30 and 12,681,556.28

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Solution

The fourth proportional to 36,949,515.92, 55,410,489.30 and 12,681,556.28 is: 19,017,603.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,949,515.92 : 55,410,489.30 = 12,681,556.28 : x
  2. Step 2: Convert to fraction form
    36,949,515.92/55,410,489.30 = 12,681,556.28/x
  3. Step 3: Cross multiply
    36,949,515.92x = 55,410,489.30 × 12,681,556.28
  4. Step 4: Simplify right side
    36,949,515.92x = 702,691,238,560,287.75
  5. Step 5: Solve for x
    x = 702,691,238,560,287.75/36,949,515.92
  6. Step 6: Final answer
    x = 19,017,603.37

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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.