Home / 50,857,621.29-76,334,377.46-18,540,759.69

Finding the Fourth Proportional to 50,857,621.29, 76,334,377.46 and 18,540,759.69

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Solution

The fourth proportional to 50,857,621.29, 76,334,377.46 and 18,540,759.69 is: 27,828,618.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,857,621.29 : 76,334,377.46 = 18,540,759.69 : x
  2. Step 2: Convert to fraction form
    50,857,621.29/76,334,377.46 = 18,540,759.69/x
  3. Step 3: Cross multiply
    50,857,621.29x = 76,334,377.46 × 18,540,759.69
  4. Step 4: Simplify right side
    50,857,621.29x = 1,415,297,348,478,908.75
  5. Step 5: Solve for x
    x = 1,415,297,348,478,908.75/50,857,621.29
  6. Step 6: Final answer
    x = 27,828,618.65

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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.