Home / 13,301,157.28-19,951,735.92-3,203,778.28

Finding the Fourth Proportional to 13,301,157.28, 19,951,735.92 and 3,203,778.28

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Solution

The fourth proportional to 13,301,157.28, 19,951,735.92 and 3,203,778.28 is: 4,805,667.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,301,157.28 : 19,951,735.92 = 3,203,778.28 : x
  2. Step 2: Convert to fraction form
    13,301,157.28/19,951,735.92 = 3,203,778.28/x
  3. Step 3: Cross multiply
    13,301,157.28x = 19,951,735.92 × 3,203,778.28
  4. Step 4: Simplify right side
    13,301,157.28x = 63,920,938,188,791.82
  5. Step 5: Solve for x
    x = 63,920,938,188,791.82/13,301,157.28
  6. Step 6: Final answer
    x = 4,805,667.42

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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.