Home / 27,589,036.80-41,383,555.20-15,645,100.80

Finding the Fourth Proportional to 27,589,036.80, 41,383,555.20 and 15,645,100.80

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Solution

The fourth proportional to 27,589,036.80, 41,383,555.20 and 15,645,100.80 is: 23,467,651.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,589,036.80 : 41,383,555.20 = 15,645,100.80 : x
  2. Step 2: Convert to fraction form
    27,589,036.80/41,383,555.20 = 15,645,100.80/x
  3. Step 3: Cross multiply
    27,589,036.80x = 41,383,555.20 × 15,645,100.80
  4. Step 4: Simplify right side
    27,589,036.80x = 647,449,892,566,364.25
  5. Step 5: Solve for x
    x = 647,449,892,566,364.25/27,589,036.80
  6. Step 6: Final answer
    x = 23,467,651.20

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1.5x scale

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.