Home / 65,311,049.82-90,129,222.32-35,942,382.29

Finding the Fourth Proportional to 65,311,049.82, 90,129,222.32 and 35,942,382.29

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Solution

The fourth proportional to 65,311,049.82, 90,129,222.32 and 35,942,382.29 is: 49,600,473.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,311,049.82 : 90,129,222.32 = 35,942,382.29 : x
  2. Step 2: Convert to fraction form
    65,311,049.82/90,129,222.32 = 35,942,382.29/x
  3. Step 3: Cross multiply
    65,311,049.82x = 90,129,222.32 × 35,942,382.29
  4. Step 4: Simplify right side
    65,311,049.82x = 3,239,458,964,171,451.50
  5. Step 5: Solve for x
    x = 3,239,458,964,171,451.50/65,311,049.82
  6. Step 6: Final answer
    x = 49,600,473.01

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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.