Home / 20,024,497.54-29,987,756.70-18,083,608.75

Finding the Fourth Proportional to 20,024,497.54, 29,987,756.70 and 18,083,608.75

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Solution

The fourth proportional to 20,024,497.54, 29,987,756.70 and 18,083,608.75 is: 27,081,171.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024,497.54 : 29,987,756.70 = 18,083,608.75 : x
  2. Step 2: Convert to fraction form
    20,024,497.54/29,987,756.70 = 18,083,608.75/x
  3. Step 3: Cross multiply
    20,024,497.54x = 29,987,756.70 × 18,083,608.75
  4. Step 4: Simplify right side
    20,024,497.54x = 542,286,859,452,991.12
  5. Step 5: Solve for x
    x = 542,286,859,452,991.12/20,024,497.54
  6. Step 6: Final answer
    x = 27,081,171.87

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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.