Home / 11,388,455.07-15,716,067.83-6,231,816.46

Finding the Fourth Proportional to 11,388,455.07, 15,716,067.83 and 6,231,816.46

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Solution

The fourth proportional to 11,388,455.07, 15,716,067.83 and 6,231,816.46 is: 8,599,906.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,388,455.07 : 15,716,067.83 = 6,231,816.46 : x
  2. Step 2: Convert to fraction form
    11,388,455.07/15,716,067.83 = 6,231,816.46/x
  3. Step 3: Cross multiply
    11,388,455.07x = 15,716,067.83 × 6,231,816.46
  4. Step 4: Simplify right side
    11,388,455.07x = 97,939,650,189,470.48
  5. Step 5: Solve for x
    x = 97,939,650,189,470.48/11,388,455.07
  6. Step 6: Final answer
    x = 8,599,906.62

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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.