Home / 13,082,806.49-19,622,664.26-3,498,927.80

Finding the Fourth Proportional to 13,082,806.49, 19,622,664.26 and 3,498,927.80

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Solution

The fourth proportional to 13,082,806.49, 19,622,664.26 and 3,498,927.80 is: 5,247,978.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,082,806.49 : 19,622,664.26 = 3,498,927.80 : x
  2. Step 2: Convert to fraction form
    13,082,806.49/19,622,664.26 = 3,498,927.80/x
  3. Step 3: Cross multiply
    13,082,806.49x = 19,622,664.26 × 3,498,927.80
  4. Step 4: Simplify right side
    13,082,806.49x = 68,658,285,471,885.78
  5. Step 5: Solve for x
    x = 68,658,285,471,885.78/13,082,806.49
  6. Step 6: Final answer
    x = 5,247,978.37

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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.