Home / 7,449,129.09-11,181,512.15-6,601,622.85

Finding the Fourth Proportional to 7,449,129.09, 11,181,512.15 and 6,601,622.85

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Solution

The fourth proportional to 7,449,129.09, 11,181,512.15 and 6,601,622.85 is: 9,909,363.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449,129.09 : 11,181,512.15 = 6,601,622.85 : x
  2. Step 2: Convert to fraction form
    7,449,129.09/11,181,512.15 = 6,601,622.85/x
  3. Step 3: Cross multiply
    7,449,129.09x = 11,181,512.15 × 6,601,622.85
  4. Step 4: Simplify right side
    7,449,129.09x = 73,816,126,106,992.62
  5. Step 5: Solve for x
    x = 73,816,126,106,992.62/7,449,129.09
  6. Step 6: Final answer
    x = 9,909,363.26

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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.