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Finding the Fourth Proportional to 16,129,229.60, 24,193,844.40 and 11,019,879.20

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Solution

The fourth proportional to 16,129,229.60, 24,193,844.40 and 11,019,879.20 is: 16,529,818.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,129,229.60 : 24,193,844.40 = 11,019,879.20 : x
  2. Step 2: Convert to fraction form
    16,129,229.60/24,193,844.40 = 11,019,879.20/x
  3. Step 3: Cross multiply
    16,129,229.60x = 24,193,844.40 × 11,019,879.20
  4. Step 4: Simplify right side
    16,129,229.60x = 266,613,242,671,596.44
  5. Step 5: Solve for x
    x = 266,613,242,671,596.44/16,129,229.60
  6. Step 6: Final answer
    x = 16,529,818.80

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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.