Home / 11,003,947.20-16,505,920.80-9,223,619.85

Finding the Fourth Proportional to 11,003,947.20, 16,505,920.80 and 9,223,619.85

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Solution

The fourth proportional to 11,003,947.20, 16,505,920.80 and 9,223,619.85 is: 13,835,429.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,003,947.20 : 16,505,920.80 = 9,223,619.85 : x
  2. Step 2: Convert to fraction form
    11,003,947.20/16,505,920.80 = 9,223,619.85/x
  3. Step 3: Cross multiply
    11,003,947.20x = 16,505,920.80 × 9,223,619.85
  4. Step 4: Simplify right side
    11,003,947.20x = 152,244,338,733,407.88
  5. Step 5: Solve for x
    x = 152,244,338,733,407.88/11,003,947.20
  6. Step 6: Final answer
    x = 13,835,429.78

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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.