Home / 11,008,359.40-16,479,879.90-8,181,005.80

Finding the Fourth Proportional to 11,008,359.40, 16,479,879.90 and 8,181,005.80

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Solution

The fourth proportional to 11,008,359.40, 16,479,879.90 and 8,181,005.80 is: 12,247,237.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008,359.40 : 16,479,879.90 = 8,181,005.80 : x
  2. Step 2: Convert to fraction form
    11,008,359.40/16,479,879.90 = 8,181,005.80/x
  3. Step 3: Cross multiply
    11,008,359.40x = 16,479,879.90 × 8,181,005.80
  4. Step 4: Simplify right side
    11,008,359.40x = 134,821,993,045,203.42
  5. Step 5: Solve for x
    x = 134,821,993,045,203.42/11,008,359.40
  6. Step 6: Final answer
    x = 12,247,237.59

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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.