Home / 7,726,067.68-11,580,285.66-3,112,099.24

Finding the Fourth Proportional to 7,726,067.68, 11,580,285.66 and 3,112,099.24

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Solution

The fourth proportional to 7,726,067.68, 11,580,285.66 and 3,112,099.24 is: 4,664,597.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726,067.68 : 11,580,285.66 = 3,112,099.24 : x
  2. Step 2: Convert to fraction form
    7,726,067.68/11,580,285.66 = 3,112,099.24/x
  3. Step 3: Cross multiply
    7,726,067.68x = 11,580,285.66 × 3,112,099.24
  4. Step 4: Simplify right side
    7,726,067.68x = 36,038,998,201,468.90
  5. Step 5: Solve for x
    x = 36,038,998,201,468.90/7,726,067.68
  6. Step 6: Final answer
    x = 4,664,597.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.