Home / 7,530,081.72-10,391,592.92-4,092,322.65

Finding the Fourth Proportional to 7,530,081.72, 10,391,592.92 and 4,092,322.65

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Solution

The fourth proportional to 7,530,081.72, 10,391,592.92 and 4,092,322.65 is: 5,647,448.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530,081.72 : 10,391,592.92 = 4,092,322.65 : x
  2. Step 2: Convert to fraction form
    7,530,081.72/10,391,592.92 = 4,092,322.65/x
  3. Step 3: Cross multiply
    7,530,081.72x = 10,391,592.92 × 4,092,322.65
  4. Step 4: Simplify right side
    7,530,081.72x = 42,525,751,055,634.02
  5. Step 5: Solve for x
    x = 42,525,751,055,634.02/7,530,081.72
  6. Step 6: Final answer
    x = 5,647,448.81

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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.