Home / 13,400,494.97-20,090,942.82-4,297,410.90

Finding the Fourth Proportional to 13,400,494.97, 20,090,942.82 and 4,297,410.90

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Solution

The fourth proportional to 13,400,494.97, 20,090,942.82 and 4,297,410.90 is: 6,442,973.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,400,494.97 : 20,090,942.82 = 4,297,410.90 : x
  2. Step 2: Convert to fraction form
    13,400,494.97/20,090,942.82 = 4,297,410.90/x
  3. Step 3: Cross multiply
    13,400,494.97x = 20,090,942.82 × 4,297,410.90
  4. Step 4: Simplify right side
    13,400,494.97x = 86,339,036,665,944.75
  5. Step 5: Solve for x
    x = 86,339,036,665,944.75/13,400,494.97
  6. Step 6: Final answer
    x = 6,442,973.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.