Home / 16,181,678.20-24,256,187.70-8,082,196.60

Finding the Fourth Proportional to 16,181,678.20, 24,256,187.70 and 8,082,196.60

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Solution

The fourth proportional to 16,181,678.20, 24,256,187.70 and 8,082,196.60 is: 12,115,138.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,181,678.20 : 24,256,187.70 = 8,082,196.60 : x
  2. Step 2: Convert to fraction form
    16,181,678.20/24,256,187.70 = 8,082,196.60/x
  3. Step 3: Cross multiply
    16,181,678.20x = 24,256,187.70 × 8,082,196.60
  4. Step 4: Simplify right side
    16,181,678.20x = 196,043,277,757,901.81
  5. Step 5: Solve for x
    x = 196,043,277,757,901.81/16,181,678.20
  6. Step 6: Final answer
    x = 12,115,138.82

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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.