Home / 5,776,755.37-7,972,171.47-3,198,436.07

Finding the Fourth Proportional to 5,776,755.37, 7,972,171.47 and 3,198,436.07

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Solution

The fourth proportional to 5,776,755.37, 7,972,171.47 and 3,198,436.07 is: 4,413,979.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,776,755.37 : 7,972,171.47 = 3,198,436.07 : x
  2. Step 2: Convert to fraction form
    5,776,755.37/7,972,171.47 = 3,198,436.07/x
  3. Step 3: Cross multiply
    5,776,755.37x = 7,972,171.47 × 3,198,436.07
  4. Step 4: Simplify right side
    5,776,755.37x = 25,498,480,785,872.92
  5. Step 5: Solve for x
    x = 25,498,480,785,872.92/5,776,755.37
  6. Step 6: Final answer
    x = 4,413,979.67

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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.