Home / 7,008,517.92-9,671,736.58-3,911,008.73

Finding the Fourth Proportional to 7,008,517.92, 9,671,736.58 and 3,911,008.73

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Solution

The fourth proportional to 7,008,517.92, 9,671,736.58 and 3,911,008.73 is: 5,397,181.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008,517.92 : 9,671,736.58 = 3,911,008.73 : x
  2. Step 2: Convert to fraction form
    7,008,517.92/9,671,736.58 = 3,911,008.73/x
  3. Step 3: Cross multiply
    7,008,517.92x = 9,671,736.58 × 3,911,008.73
  4. Step 4: Simplify right side
    7,008,517.92x = 37,826,246,213,042.16
  5. Step 5: Solve for x
    x = 37,826,246,213,042.16/7,008,517.92
  6. Step 6: Final answer
    x = 5,397,181.92

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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.