Home / 18,532,928.70-27,775,182.24-10,335,243.78

Finding the Fourth Proportional to 18,532,928.70, 27,775,182.24 and 10,335,243.78

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Solution

The fourth proportional to 18,532,928.70, 27,775,182.24 and 10,335,243.78 is: 15,489,364.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532,928.70 : 27,775,182.24 = 10,335,243.78 : x
  2. Step 2: Convert to fraction form
    18,532,928.70/27,775,182.24 = 10,335,243.78/x
  3. Step 3: Cross multiply
    18,532,928.70x = 27,775,182.24 × 10,335,243.78
  4. Step 4: Simplify right side
    18,532,928.70x = 287,063,279,484,326.44
  5. Step 5: Solve for x
    x = 287,063,279,484,326.44/18,532,928.70
  6. Step 6: Final answer
    x = 15,489,364.05

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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.