Home / 7,003,879.75-9,665,354.06-3,948,094

Finding the Fourth Proportional to 7,003,879.75, 9,665,354.06 and 3,948,094

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Solution

The fourth proportional to 7,003,879.75, 9,665,354.06 and 3,948,094 is: 5,448,369.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003,879.75 : 9,665,354.06 = 3,948,094 : x
  2. Step 2: Convert to fraction form
    7,003,879.75/9,665,354.06 = 3,948,094/x
  3. Step 3: Cross multiply
    7,003,879.75x = 9,665,354.06 × 3,948,094
  4. Step 4: Simplify right side
    7,003,879.75x = 38,159,726,372,161.64
  5. Step 5: Solve for x
    x = 38,159,726,372,161.64/7,003,879.75
  6. Step 6: Final answer
    x = 5,448,369.72

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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.