Home / 5,608,631.12-8,416,727.55-1,965,393.77

Finding the Fourth Proportional to 5,608,631.12, 8,416,727.55 and 1,965,393.77

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Solution

The fourth proportional to 5,608,631.12, 8,416,727.55 and 1,965,393.77 is: 2,949,415.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,608,631.12 : 8,416,727.55 = 1,965,393.77 : x
  2. Step 2: Convert to fraction form
    5,608,631.12/8,416,727.55 = 1,965,393.77/x
  3. Step 3: Cross multiply
    5,608,631.12x = 8,416,727.55 × 1,965,393.77
  4. Step 4: Simplify right side
    5,608,631.12x = 16,542,183,838,646.76
  5. Step 5: Solve for x
    x = 16,542,183,838,646.76/5,608,631.12
  6. Step 6: Final answer
    x = 2,949,415.55

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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.