Home / 18,404,179.68-27,606,269.52-5,624,721.12

Finding the Fourth Proportional to 18,404,179.68, 27,606,269.52 and 5,624,721.12

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Solution

The fourth proportional to 18,404,179.68, 27,606,269.52 and 5,624,721.12 is: 8,437,081.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,404,179.68 : 27,606,269.52 = 5,624,721.12 : x
  2. Step 2: Convert to fraction form
    18,404,179.68/27,606,269.52 = 5,624,721.12/x
  3. Step 3: Cross multiply
    18,404,179.68x = 27,606,269.52 × 5,624,721.12
  4. Step 4: Simplify right side
    18,404,179.68x = 155,277,567,213,556.25
  5. Step 5: Solve for x
    x = 155,277,567,213,556.25/18,404,179.68
  6. Step 6: Final answer
    x = 8,437,081.68

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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.