Home / 9,908,328.36-13,672,399.86-5,556,519.12

Finding the Fourth Proportional to 9,908,328.36, 13,672,399.86 and 5,556,519.12

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Solution

The fourth proportional to 9,908,328.36, 13,672,399.86 and 5,556,519.12 is: 7,667,383.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,908,328.36 : 13,672,399.86 = 5,556,519.12 : x
  2. Step 2: Convert to fraction form
    9,908,328.36/13,672,399.86 = 5,556,519.12/x
  3. Step 3: Cross multiply
    9,908,328.36x = 13,672,399.86 × 5,556,519.12
  4. Step 4: Simplify right side
    9,908,328.36x = 75,970,951,238,375.33
  5. Step 5: Solve for x
    x = 75,970,951,238,375.33/9,908,328.36
  6. Step 6: Final answer
    x = 7,667,383.28

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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.