Home / 11,992,500.66-17,990,011.08-3,906,105.96

Finding the Fourth Proportional to 11,992,500.66, 17,990,011.08 and 3,906,105.96

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Solution

The fourth proportional to 11,992,500.66, 17,990,011.08 and 3,906,105.96 is: 5,859,569.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,992,500.66 : 17,990,011.08 = 3,906,105.96 : x
  2. Step 2: Convert to fraction form
    11,992,500.66/17,990,011.08 = 3,906,105.96/x
  3. Step 3: Cross multiply
    11,992,500.66x = 17,990,011.08 × 3,906,105.96
  4. Step 4: Simplify right side
    11,992,500.66x = 70,270,889,500,054.03
  5. Step 5: Solve for x
    x = 70,270,889,500,054.03/11,992,500.66
  6. Step 6: Final answer
    x = 5,859,569.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.