Home / 6,864,204.40-9,470,255.77-3,921,910.33

Finding the Fourth Proportional to 6,864,204.40, 9,470,255.77 and 3,921,910.33

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Solution

The fourth proportional to 6,864,204.40, 9,470,255.77 and 3,921,910.33 is: 5,410,895.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864,204.40 : 9,470,255.77 = 3,921,910.33 : x
  2. Step 2: Convert to fraction form
    6,864,204.40/9,470,255.77 = 3,921,910.33/x
  3. Step 3: Cross multiply
    6,864,204.40x = 9,470,255.77 × 3,921,910.33
  4. Step 4: Simplify right side
    6,864,204.40x = 37,141,493,932,105.10
  5. Step 5: Solve for x
    x = 37,141,493,932,105.10/6,864,204.40
  6. Step 6: Final answer
    x = 5,410,895.68

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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.