Home / 6,361,589.76-8,778,338.46-3,782,772.24

Finding the Fourth Proportional to 6,361,589.76, 8,778,338.46 and 3,782,772.24

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Solution

The fourth proportional to 6,361,589.76, 8,778,338.46 and 3,782,772.24 is: 5,219,835.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,361,589.76 : 8,778,338.46 = 3,782,772.24 : x
  2. Step 2: Convert to fraction form
    6,361,589.76/8,778,338.46 = 3,782,772.24/x
  3. Step 3: Cross multiply
    6,361,589.76x = 8,778,338.46 × 3,782,772.24
  4. Step 4: Simplify right side
    6,361,589.76x = 33,206,455,039,812.36
  5. Step 5: Solve for x
    x = 33,206,455,039,812.36/6,361,589.76
  6. Step 6: Final answer
    x = 5,219,835.97

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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.