Home / 12,469,302.36-17,219,520.84-11,789,980.37

Finding the Fourth Proportional to 12,469,302.36, 17,219,520.84 and 11,789,980.37

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Solution

The fourth proportional to 12,469,302.36, 17,219,520.84 and 11,789,980.37 is: 16,281,409.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,469,302.36 : 17,219,520.84 = 11,789,980.37 : x
  2. Step 2: Convert to fraction form
    12,469,302.36/17,219,520.84 = 11,789,980.37/x
  3. Step 3: Cross multiply
    12,469,302.36x = 17,219,520.84 × 11,789,980.37
  4. Step 4: Simplify right side
    12,469,302.36x = 203,017,812,598,308.31
  5. Step 5: Solve for x
    x = 203,017,812,598,308.31/12,469,302.36
  6. Step 6: Final answer
    x = 16,281,409.07

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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.