Home / 11,755,190.40-17,632,785.60-7,151,582.74

Finding the Fourth Proportional to 11,755,190.40, 17,632,785.60 and 7,151,582.74

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Solution

The fourth proportional to 11,755,190.40, 17,632,785.60 and 7,151,582.74 is: 10,727,374.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,755,190.40 : 17,632,785.60 = 7,151,582.74 : x
  2. Step 2: Convert to fraction form
    11,755,190.40/17,632,785.60 = 7,151,582.74/x
  3. Step 3: Cross multiply
    11,755,190.40x = 17,632,785.60 × 7,151,582.74
  4. Step 4: Simplify right side
    11,755,190.40x = 126,102,325,110,998.59
  5. Step 5: Solve for x
    x = 126,102,325,110,998.59/11,755,190.40
  6. Step 6: Final answer
    x = 10,727,374.11

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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.