Home / 50,836,680.32-70,149,716.75-28,510,572.73

Finding the Fourth Proportional to 50,836,680.32, 70,149,716.75 and 28,510,572.73

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Solution

The fourth proportional to 50,836,680.32, 70,149,716.75 and 28,510,572.73 is: 39,341,841.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,836,680.32 : 70,149,716.75 = 28,510,572.73 : x
  2. Step 2: Convert to fraction form
    50,836,680.32/70,149,716.75 = 28,510,572.73/x
  3. Step 3: Cross multiply
    50,836,680.32x = 70,149,716.75 × 28,510,572.73
  4. Step 4: Simplify right side
    50,836,680.32x = 2,000,008,601,713,098.50
  5. Step 5: Solve for x
    x = 2,000,008,601,713,098.50/50,836,680.32
  6. Step 6: Final answer
    x = 39,341,841.15

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1.5x scale

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.