Home / 5,645,601.83-7,790,930.51-3,198,212.87

Finding the Fourth Proportional to 5,645,601.83, 7,790,930.51 and 3,198,212.87

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Solution

The fourth proportional to 5,645,601.83, 7,790,930.51 and 3,198,212.87 is: 4,413,533.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,645,601.83 : 7,790,930.51 = 3,198,212.87 : x
  2. Step 2: Convert to fraction form
    5,645,601.83/7,790,930.51 = 3,198,212.87/x
  3. Step 3: Cross multiply
    5,645,601.83x = 7,790,930.51 × 3,198,212.87
  4. Step 4: Simplify right side
    5,645,601.83x = 24,917,054,195,398.55
  5. Step 5: Solve for x
    x = 24,917,054,195,398.55/5,645,601.83
  6. Step 6: Final answer
    x = 4,413,533.75

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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.