Home / 18,604,879.20-27,854,174.70-16,691,691.60

Finding the Fourth Proportional to 18,604,879.20, 27,854,174.70 and 16,691,691.60

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Solution

The fourth proportional to 18,604,879.20, 27,854,174.70 and 16,691,691.60 is: 24,989,858.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,604,879.20 : 27,854,174.70 = 16,691,691.60 : x
  2. Step 2: Convert to fraction form
    18,604,879.20/27,854,174.70 = 16,691,691.60/x
  3. Step 3: Cross multiply
    18,604,879.20x = 27,854,174.70 × 16,691,691.60
  4. Step 4: Simplify right side
    18,604,879.20x = 464,933,293,864,922.50
  5. Step 5: Solve for x
    x = 464,933,293,864,922.50/18,604,879.20
  6. Step 6: Final answer
    x = 24,989,858.24

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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.