Home / 14,002,738.34-20,964,497.78-7,422,453.62

Finding the Fourth Proportional to 14,002,738.34, 20,964,497.78 and 7,422,453.62

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Solution

The fourth proportional to 14,002,738.34, 20,964,497.78 and 7,422,453.62 is: 11,112,684.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,002,738.34 : 20,964,497.78 = 7,422,453.62 : x
  2. Step 2: Convert to fraction form
    14,002,738.34/20,964,497.78 = 7,422,453.62/x
  3. Step 3: Cross multiply
    14,002,738.34x = 20,964,497.78 × 7,422,453.62
  4. Step 4: Simplify right side
    14,002,738.34x = 155,608,012,438,642.97
  5. Step 5: Solve for x
    x = 155,608,012,438,642.97/14,002,738.34
  6. Step 6: Final answer
    x = 11,112,684.44

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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.