Home / 18,151,118.86-27,226,580.55-10,469,785.18

Finding the Fourth Proportional to 18,151,118.86, 27,226,580.55 and 10,469,785.18

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Solution

The fourth proportional to 18,151,118.86, 27,226,580.55 and 10,469,785.18 is: 15,704,621.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,151,118.86 : 27,226,580.55 = 10,469,785.18 : x
  2. Step 2: Convert to fraction form
    18,151,118.86/27,226,580.55 = 10,469,785.18/x
  3. Step 3: Cross multiply
    18,151,118.86x = 27,226,580.55 × 10,469,785.18
  4. Step 4: Simplify right side
    18,151,118.86x = 285,056,449,544,466.25
  5. Step 5: Solve for x
    x = 285,056,449,544,466.25/18,151,118.86
  6. Step 6: Final answer
    x = 15,704,621.39

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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.