Home / 19,008,313.20-28,505,471.40-6,229,234.80

Finding the Fourth Proportional to 19,008,313.20, 28,505,471.40 and 6,229,234.80

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Solution

The fourth proportional to 19,008,313.20, 28,505,471.40 and 6,229,234.80 is: 9,341,558.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008,313.20 : 28,505,471.40 = 6,229,234.80 : x
  2. Step 2: Convert to fraction form
    19,008,313.20/28,505,471.40 = 6,229,234.80/x
  3. Step 3: Cross multiply
    19,008,313.20x = 28,505,471.40 × 6,229,234.80
  4. Step 4: Simplify right side
    19,008,313.20x = 177,567,274,435,284.72
  5. Step 5: Solve for x
    x = 177,567,274,435,284.72/19,008,313.20
  6. Step 6: Final answer
    x = 9,341,558.75

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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.