Home / 6,821,814.72-9,413,857.62-3,765,963.36

Finding the Fourth Proportional to 6,821,814.72, 9,413,857.62 and 3,765,963.36

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Solution

The fourth proportional to 6,821,814.72, 9,413,857.62 and 3,765,963.36 is: 5,196,893.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821,814.72 : 9,413,857.62 = 3,765,963.36 : x
  2. Step 2: Convert to fraction form
    6,821,814.72/9,413,857.62 = 3,765,963.36/x
  3. Step 3: Cross multiply
    6,821,814.72x = 9,413,857.62 × 3,765,963.36
  4. Step 4: Simplify right side
    6,821,814.72x = 35,452,242,873,176.80
  5. Step 5: Solve for x
    x = 35,452,242,873,176.80/6,821,814.72
  6. Step 6: Final answer
    x = 5,196,893.25

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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.