Home / 7,202,936.70-9,940,910.31-4,147,746.30

Finding the Fourth Proportional to 7,202,936.70, 9,940,910.31 and 4,147,746.30

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Solution

The fourth proportional to 7,202,936.70, 9,940,910.31 and 4,147,746.30 is: 5,724,383.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,202,936.70 : 9,940,910.31 = 4,147,746.30 : x
  2. Step 2: Convert to fraction form
    7,202,936.70/9,940,910.31 = 4,147,746.30/x
  3. Step 3: Cross multiply
    7,202,936.70x = 9,940,910.31 × 4,147,746.30
  4. Step 4: Simplify right side
    7,202,936.70x = 41,232,373,956,934.35
  5. Step 5: Solve for x
    x = 41,232,373,956,934.35/7,202,936.70
  6. Step 6: Final answer
    x = 5,724,383.77

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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.