Home / 19,548,838.20-29,324,659.62-5,171,735.28

Finding the Fourth Proportional to 19,548,838.20, 29,324,659.62 and 5,171,735.28

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Solution

The fourth proportional to 19,548,838.20, 29,324,659.62 and 5,171,735.28 is: 7,757,973.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,548,838.20 : 29,324,659.62 = 5,171,735.28 : x
  2. Step 2: Convert to fraction form
    19,548,838.20/29,324,659.62 = 5,171,735.28/x
  3. Step 3: Cross multiply
    19,548,838.20x = 29,324,659.62 × 5,171,735.28
  4. Step 4: Simplify right side
    19,548,838.20x = 151,659,376,730,745.41
  5. Step 5: Solve for x
    x = 151,659,376,730,745.41/19,548,838.20
  6. Step 6: Final answer
    x = 7,757,973.91

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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.