Home / 13,601,472.11-20,410,179.78-9,759,153.68

Finding the Fourth Proportional to 13,601,472.11, 20,410,179.78 and 9,759,153.68

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Solution

The fourth proportional to 13,601,472.11, 20,410,179.78 and 9,759,153.68 is: 14,644,450.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,601,472.11 : 20,410,179.78 = 9,759,153.68 : x
  2. Step 2: Convert to fraction form
    13,601,472.11/20,410,179.78 = 9,759,153.68/x
  3. Step 3: Cross multiply
    13,601,472.11x = 20,410,179.78 × 9,759,153.68
  4. Step 4: Simplify right side
    13,601,472.11x = 199,186,081,109,448.59
  5. Step 5: Solve for x
    x = 199,186,081,109,448.59/13,601,472.11
  6. Step 6: Final answer
    x = 14,644,450.21

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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.