Home / 18,661,480.28-27,992,196.07-5,014,626.83

Finding the Fourth Proportional to 18,661,480.28, 27,992,196.07 and 5,014,626.83

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Solution

The fourth proportional to 18,661,480.28, 27,992,196.07 and 5,014,626.83 is: 7,521,933.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,661,480.28 : 27,992,196.07 = 5,014,626.83 : x
  2. Step 2: Convert to fraction form
    18,661,480.28/27,992,196.07 = 5,014,626.83/x
  3. Step 3: Cross multiply
    18,661,480.28x = 27,992,196.07 × 5,014,626.83
  4. Step 4: Simplify right side
    18,661,480.28x = 140,370,417,443,242.56
  5. Step 5: Solve for x
    x = 140,370,417,443,242.56/18,661,480.28
  6. Step 6: Final answer
    x = 7,521,933.70

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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.