Home / 19,589,252.80-29,383,879.20-10,631,300.80

Finding the Fourth Proportional to 19,589,252.80, 29,383,879.20 and 10,631,300.80

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Solution

The fourth proportional to 19,589,252.80, 29,383,879.20 and 10,631,300.80 is: 15,946,951.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,589,252.80 : 29,383,879.20 = 10,631,300.80 : x
  2. Step 2: Convert to fraction form
    19,589,252.80/29,383,879.20 = 10,631,300.80/x
  3. Step 3: Cross multiply
    19,589,252.80x = 29,383,879.20 × 10,631,300.80
  4. Step 4: Simplify right side
    19,589,252.80x = 312,388,858,446,063.38
  5. Step 5: Solve for x
    x = 312,388,858,446,063.38/19,589,252.80
  6. Step 6: Final answer
    x = 15,946,951.20

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Double scale
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Similar ratio
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1.5x scale

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.