Home / 11,760,190.40-17,640,285.60-3,782,820.80

Finding the Fourth Proportional to 11,760,190.40, 17,640,285.60 and 3,782,820.80

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Solution

The fourth proportional to 11,760,190.40, 17,640,285.60 and 3,782,820.80 is: 5,674,231.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,760,190.40 : 17,640,285.60 = 3,782,820.80 : x
  2. Step 2: Convert to fraction form
    11,760,190.40/17,640,285.60 = 3,782,820.80/x
  3. Step 3: Cross multiply
    11,760,190.40x = 17,640,285.60 × 3,782,820.80
  4. Step 4: Simplify right side
    11,760,190.40x = 66,730,039,285,620.48
  5. Step 5: Solve for x
    x = 66,730,039,285,620.48/11,760,190.40
  6. Step 6: Final answer
    x = 5,674,231.20

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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.