Home / 9,491,879.05-13,099,857.77-5,362,176.26

Finding the Fourth Proportional to 9,491,879.05, 13,099,857.77 and 5,362,176.26

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Solution

The fourth proportional to 9,491,879.05, 13,099,857.77 and 5,362,176.26 is: 7,400,404.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,491,879.05 : 13,099,857.77 = 5,362,176.26 : x
  2. Step 2: Convert to fraction form
    9,491,879.05/13,099,857.77 = 5,362,176.26/x
  3. Step 3: Cross multiply
    9,491,879.05x = 13,099,857.77 × 5,362,176.26
  4. Step 4: Simplify right side
    9,491,879.05x = 70,243,746,389,825.63
  5. Step 5: Solve for x
    x = 70,243,746,389,825.63/9,491,879.05
  6. Step 6: Final answer
    x = 7,400,404.71

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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.