Home / 5,345,986.78-7,377,005.60-3,022,765.39

Finding the Fourth Proportional to 5,345,986.78, 7,377,005.60 and 3,022,765.39

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Solution

The fourth proportional to 5,345,986.78, 7,377,005.60 and 3,022,765.39 is: 4,171,158.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345,986.78 : 7,377,005.60 = 3,022,765.39 : x
  2. Step 2: Convert to fraction form
    5,345,986.78/7,377,005.60 = 3,022,765.39/x
  3. Step 3: Cross multiply
    5,345,986.78x = 7,377,005.60 × 3,022,765.39
  4. Step 4: Simplify right side
    5,345,986.78x = 22,298,957,172,631.15
  5. Step 5: Solve for x
    x = 22,298,957,172,631.15/5,345,986.78
  6. Step 6: Final answer
    x = 4,171,158.31

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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.