Home / 13,763,200.92-18,993,291.12-7,568,647.08

Finding the Fourth Proportional to 13,763,200.92, 18,993,291.12 and 7,568,647.08

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Solution

The fourth proportional to 13,763,200.92, 18,993,291.12 and 7,568,647.08 is: 10,444,773.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,763,200.92 : 18,993,291.12 = 7,568,647.08 : x
  2. Step 2: Convert to fraction form
    13,763,200.92/18,993,291.12 = 7,568,647.08/x
  3. Step 3: Cross multiply
    13,763,200.92x = 18,993,291.12 × 7,568,647.08
  4. Step 4: Simplify right side
    13,763,200.92x = 143,753,517,374,977.94
  5. Step 5: Solve for x
    x = 143,753,517,374,977.94/13,763,200.92
  6. Step 6: Final answer
    x = 10,444,773.58

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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.