Home / 13,082,109.87-19,621,670.09-3,498,235.77

Finding the Fourth Proportional to 13,082,109.87, 19,621,670.09 and 3,498,235.77

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Solution

The fourth proportional to 13,082,109.87, 19,621,670.09 and 3,498,235.77 is: 5,246,953.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,082,109.87 : 19,621,670.09 = 3,498,235.77 : x
  2. Step 2: Convert to fraction form
    13,082,109.87/19,621,670.09 = 3,498,235.77/x
  3. Step 3: Cross multiply
    13,082,109.87x = 19,621,670.09 × 3,498,235.77
  4. Step 4: Simplify right side
    13,082,109.87x = 68,641,228,158,485.95
  5. Step 5: Solve for x
    x = 68,641,228,158,485.95/13,082,109.87
  6. Step 6: Final answer
    x = 5,246,953.96

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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.