Home / 11,555,429.76-17,322,865.74-5,486,417.28

Finding the Fourth Proportional to 11,555,429.76, 17,322,865.74 and 5,486,417.28

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Solution

The fourth proportional to 11,555,429.76, 17,322,865.74 and 5,486,417.28 is: 8,224,745.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555,429.76 : 17,322,865.74 = 5,486,417.28 : x
  2. Step 2: Convert to fraction form
    11,555,429.76/17,322,865.74 = 5,486,417.28/x
  3. Step 3: Cross multiply
    11,555,429.76x = 17,322,865.74 × 5,486,417.28
  4. Step 4: Simplify right side
    11,555,429.76x = 95,040,469,935,055.98
  5. Step 5: Solve for x
    x = 95,040,469,935,055.98/11,555,429.76
  6. Step 6: Final answer
    x = 8,224,745.59

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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.