Home / 9,707,431.14-13,396,239.06-5,356,514.04

Finding the Fourth Proportional to 9,707,431.14, 13,396,239.06 and 5,356,514.04

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Solution

The fourth proportional to 9,707,431.14, 13,396,239.06 and 5,356,514.04 is: 7,391,980.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,707,431.14 : 13,396,239.06 = 5,356,514.04 : x
  2. Step 2: Convert to fraction form
    9,707,431.14/13,396,239.06 = 5,356,514.04/x
  3. Step 3: Cross multiply
    9,707,431.14x = 13,396,239.06 × 5,356,514.04
  4. Step 4: Simplify right side
    9,707,431.14x = 71,757,142,608,086.41
  5. Step 5: Solve for x
    x = 71,757,142,608,086.41/9,707,431.14
  6. Step 6: Final answer
    x = 7,391,980.59

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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.