Home / 50,571,500.38-69,781,163.24-30,714,932.77

Finding the Fourth Proportional to 50,571,500.38, 69,781,163.24 and 30,714,932.77

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Solution

The fourth proportional to 50,571,500.38, 69,781,163.24 and 30,714,932.77 is: 42,382,047.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,571,500.38 : 69,781,163.24 = 30,714,932.77 : x
  2. Step 2: Convert to fraction form
    50,571,500.38/69,781,163.24 = 30,714,932.77/x
  3. Step 3: Cross multiply
    50,571,500.38x = 69,781,163.24 × 30,714,932.77
  4. Step 4: Simplify right side
    50,571,500.38x = 2,143,323,737,431,330
  5. Step 5: Solve for x
    x = 2,143,323,737,431,330/50,571,500.38
  6. Step 6: Final answer
    x = 42,382,047.62

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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.