Home / 11,589,076.80-17,383,615.20-5,617,108.80

Finding the Fourth Proportional to 11,589,076.80, 17,383,615.20 and 5,617,108.80

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Solution

The fourth proportional to 11,589,076.80, 17,383,615.20 and 5,617,108.80 is: 8,425,663.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,589,076.80 : 17,383,615.20 = 5,617,108.80 : x
  2. Step 2: Convert to fraction form
    11,589,076.80/17,383,615.20 = 5,617,108.80/x
  3. Step 3: Cross multiply
    11,589,076.80x = 17,383,615.20 × 5,617,108.80
  4. Step 4: Simplify right side
    11,589,076.80x = 97,645,657,915,733.75
  5. Step 5: Solve for x
    x = 97,645,657,915,733.75/11,589,076.80
  6. Step 6: Final answer
    x = 8,425,663.20

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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.