Home / 10,150,806.78-14,008,999.12-5,568,013.88

Finding the Fourth Proportional to 10,150,806.78, 14,008,999.12 and 5,568,013.88

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Solution

The fourth proportional to 10,150,806.78, 14,008,999.12 and 5,568,013.88 is: 7,684,345.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,150,806.78 : 14,008,999.12 = 5,568,013.88 : x
  2. Step 2: Convert to fraction form
    10,150,806.78/14,008,999.12 = 5,568,013.88/x
  3. Step 3: Cross multiply
    10,150,806.78x = 14,008,999.12 × 5,568,013.88
  4. Step 4: Simplify right side
    10,150,806.78x = 78,002,301,545,067.78
  5. Step 5: Solve for x
    x = 78,002,301,545,067.78/10,150,806.78
  6. Step 6: Final answer
    x = 7,684,345.02

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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.