Home / 8,181,109.85-11,289,965.82-4,509,945.84

Finding the Fourth Proportional to 8,181,109.85, 11,289,965.82 and 4,509,945.84

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Solution

The fourth proportional to 8,181,109.85, 11,289,965.82 and 4,509,945.84 is: 6,223,744.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,181,109.85 : 11,289,965.82 = 4,509,945.84 : x
  2. Step 2: Convert to fraction form
    8,181,109.85/11,289,965.82 = 4,509,945.84/x
  3. Step 3: Cross multiply
    8,181,109.85x = 11,289,965.82 × 4,509,945.84
  4. Step 4: Simplify right side
    8,181,109.85x = 50,917,134,383,651.19
  5. Step 5: Solve for x
    x = 50,917,134,383,651.19/8,181,109.85
  6. Step 6: Final answer
    x = 6,223,744.13

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.