Home / 50,949,311.52-70,309,353.90-28,922,618.64

Finding the Fourth Proportional to 50,949,311.52, 70,309,353.90 and 28,922,618.64

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Solution

The fourth proportional to 50,949,311.52, 70,309,353.90 and 28,922,618.64 is: 39,912,818.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,949,311.52 : 70,309,353.90 = 28,922,618.64 : x
  2. Step 2: Convert to fraction form
    50,949,311.52/70,309,353.90 = 28,922,618.64/x
  3. Step 3: Cross multiply
    50,949,311.52x = 70,309,353.90 × 28,922,618.64
  4. Step 4: Simplify right side
    50,949,311.52x = 2,033,530,629,674,497
  5. Step 5: Solve for x
    x = 2,033,530,629,674,497/50,949,311.52
  6. Step 6: Final answer
    x = 39,912,818.62

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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.