Home / 22,128,199.14-33,173,366.04-8,491,131.48

Finding the Fourth Proportional to 22,128,199.14, 33,173,366.04 and 8,491,131.48

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Solution

The fourth proportional to 22,128,199.14, 33,173,366.04 and 8,491,131.48 is: 12,729,432.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,128,199.14 : 33,173,366.04 = 8,491,131.48 : x
  2. Step 2: Convert to fraction form
    22,128,199.14/33,173,366.04 = 8,491,131.48/x
  3. Step 3: Cross multiply
    22,128,199.14x = 33,173,366.04 × 8,491,131.48
  4. Step 4: Simplify right side
    22,128,199.14x = 281,679,412,679,806.94
  5. Step 5: Solve for x
    x = 281,679,412,679,806.94/22,128,199.14
  6. Step 6: Final answer
    x = 12,729,432.29

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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.