Home / 50,543,163.37-69,792,082.70-31,991,031.69

Finding the Fourth Proportional to 50,543,163.37, 69,792,082.70 and 31,991,031.69

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Solution

The fourth proportional to 50,543,163.37, 69,792,082.70 and 31,991,031.69 is: 44,174,534.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,543,163.37 : 69,792,082.70 = 31,991,031.69 : x
  2. Step 2: Convert to fraction form
    50,543,163.37/69,792,082.70 = 31,991,031.69/x
  3. Step 3: Cross multiply
    50,543,163.37x = 69,792,082.70 × 31,991,031.69
  4. Step 4: Simplify right side
    50,543,163.37x = 2,232,720,729,517,655.25
  5. Step 5: Solve for x
    x = 2,232,720,729,517,655.25/50,543,163.37
  6. Step 6: Final answer
    x = 44,174,534.81

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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.