Home / 13,840,067.82-19,099,873.34-7,959,705.96

Finding the Fourth Proportional to 13,840,067.82, 19,099,873.34 and 7,959,705.96

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Solution

The fourth proportional to 13,840,067.82, 19,099,873.34 and 7,959,705.96 is: 10,984,727.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,840,067.82 : 19,099,873.34 = 7,959,705.96 : x
  2. Step 2: Convert to fraction form
    13,840,067.82/19,099,873.34 = 7,959,705.96/x
  3. Step 3: Cross multiply
    13,840,067.82x = 19,099,873.34 × 7,959,705.96
  4. Step 4: Simplify right side
    13,840,067.82x = 152,029,375,659,643.09
  5. Step 5: Solve for x
    x = 152,029,375,659,643.09/13,840,067.82
  6. Step 6: Final answer
    x = 10,984,727.65

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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.