Home / 5,161,838.54-7,123,520.03-2,838,910.73

Finding the Fourth Proportional to 5,161,838.54, 7,123,520.03 and 2,838,910.73

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Solution

The fourth proportional to 5,161,838.54, 7,123,520.03 and 2,838,910.73 is: 3,917,797.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161,838.54 : 7,123,520.03 = 2,838,910.73 : x
  2. Step 2: Convert to fraction form
    5,161,838.54/7,123,520.03 = 2,838,910.73/x
  3. Step 3: Cross multiply
    5,161,838.54x = 7,123,520.03 × 2,838,910.73
  4. Step 4: Simplify right side
    5,161,838.54x = 20,223,037,434,342.37
  5. Step 5: Solve for x
    x = 20,223,037,434,342.37/5,161,838.54
  6. Step 6: Final answer
    x = 3,917,797.37

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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.