Home / 13,082,799.12-19,622,653.19-3,498,920.43

Finding the Fourth Proportional to 13,082,799.12, 19,622,653.19 and 3,498,920.43

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Solution

The fourth proportional to 13,082,799.12, 19,622,653.19 and 3,498,920.43 is: 5,247,967.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,082,799.12 : 19,622,653.19 = 3,498,920.43 : x
  2. Step 2: Convert to fraction form
    13,082,799.12/19,622,653.19 = 3,498,920.43/x
  3. Step 3: Cross multiply
    13,082,799.12x = 19,622,653.19 × 3,498,920.43
  4. Step 4: Simplify right side
    13,082,799.12x = 68,658,102,137,295.68
  5. Step 5: Solve for x
    x = 68,658,102,137,295.68/13,082,799.12
  6. Step 6: Final answer
    x = 5,247,967.31

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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.