Home / 27,518,811.64-41,188,395.82-20,230,342.04

Finding the Fourth Proportional to 27,518,811.64, 41,188,395.82 and 20,230,342.04

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Solution

The fourth proportional to 27,518,811.64, 41,188,395.82 and 20,230,342.04 is: 30,279,481.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,518,811.64 : 41,188,395.82 = 20,230,342.04 : x
  2. Step 2: Convert to fraction form
    27,518,811.64/41,188,395.82 = 20,230,342.04/x
  3. Step 3: Cross multiply
    27,518,811.64x = 41,188,395.82 × 20,230,342.04
  4. Step 4: Simplify right side
    27,518,811.64x = 833,255,335,517,506.25
  5. Step 5: Solve for x
    x = 833,255,335,517,506.25/27,518,811.64
  6. Step 6: Final answer
    x = 30,279,481.05

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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.