Home / 12,353,764.44-17,049,160.62-7,947,424.92

Finding the Fourth Proportional to 12,353,764.44, 17,049,160.62 and 7,947,424.92

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Solution

The fourth proportional to 12,353,764.44, 17,049,160.62 and 7,947,424.92 is: 10,968,067.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,353,764.44 : 17,049,160.62 = 7,947,424.92 : x
  2. Step 2: Convert to fraction form
    12,353,764.44/17,049,160.62 = 7,947,424.92/x
  3. Step 3: Cross multiply
    12,353,764.44x = 17,049,160.62 × 7,947,424.92
  4. Step 4: Simplify right side
    12,353,764.44x = 135,496,923,976,470.66
  5. Step 5: Solve for x
    x = 135,496,923,976,470.66/12,353,764.44
  6. Step 6: Final answer
    x = 10,968,067.64

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1.5x scale

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.