Home / 8,407,736.20-11,604,564.58-5,505,441.48

Finding the Fourth Proportional to 8,407,736.20, 11,604,564.58 and 5,505,441.48

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Solution

The fourth proportional to 8,407,736.20, 11,604,564.58 and 5,505,441.48 is: 7,598,745.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,407,736.20 : 11,604,564.58 = 5,505,441.48 : x
  2. Step 2: Convert to fraction form
    8,407,736.20/11,604,564.58 = 5,505,441.48/x
  3. Step 3: Cross multiply
    8,407,736.20x = 11,604,564.58 × 5,505,441.48
  4. Step 4: Simplify right side
    8,407,736.20x = 63,888,251,196,070.78
  5. Step 5: Solve for x
    x = 63,888,251,196,070.78/8,407,736.20
  6. Step 6: Final answer
    x = 7,598,745.93

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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.