Home / 13,082,136.38-19,621,709.70-3,498,262.16

Finding the Fourth Proportional to 13,082,136.38, 19,621,709.70 and 3,498,262.16

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Solution

The fourth proportional to 13,082,136.38, 19,621,709.70 and 3,498,262.16 is: 5,246,993.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,082,136.38 : 19,621,709.70 = 3,498,262.16 : x
  2. Step 2: Convert to fraction form
    13,082,136.38/19,621,709.70 = 3,498,262.16/x
  3. Step 3: Cross multiply
    13,082,136.38x = 19,621,709.70 × 3,498,262.16
  4. Step 4: Simplify right side
    13,082,136.38x = 68,641,884,558,014.95
  5. Step 5: Solve for x
    x = 68,641,884,558,014.95/13,082,136.38
  6. Step 6: Final answer
    x = 5,246,993.50

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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.