Home / 6,783,910.72-9,362,155.56-3,844,298.40

Finding the Fourth Proportional to 6,783,910.72, 9,362,155.56 and 3,844,298.40

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Solution

The fourth proportional to 6,783,910.72, 9,362,155.56 and 3,844,298.40 is: 5,305,335.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,783,910.72 : 9,362,155.56 = 3,844,298.40 : x
  2. Step 2: Convert to fraction form
    6,783,910.72/9,362,155.56 = 3,844,298.40/x
  3. Step 3: Cross multiply
    6,783,910.72x = 9,362,155.56 × 3,844,298.40
  4. Step 4: Simplify right side
    6,783,910.72x = 35,990,919,639,859.10
  5. Step 5: Solve for x
    x = 35,990,919,639,859.10/6,783,910.72
  6. Step 6: Final answer
    x = 5,305,335.10

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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.