Home / 50,621,784.12-69,857,713.71-27,416,379.78

Finding the Fourth Proportional to 50,621,784.12, 69,857,713.71 and 27,416,379.78

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Solution

The fourth proportional to 50,621,784.12, 69,857,713.71 and 27,416,379.78 is: 37,834,415.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,621,784.12 : 69,857,713.71 = 27,416,379.78 : x
  2. Step 2: Convert to fraction form
    50,621,784.12/69,857,713.71 = 27,416,379.78/x
  3. Step 3: Cross multiply
    50,621,784.12x = 69,857,713.71 × 27,416,379.78
  4. Step 4: Simplify right side
    50,621,784.12x = 1,915,245,609,635,872.75
  5. Step 5: Solve for x
    x = 1,915,245,609,635,872.75/50,621,784.12
  6. Step 6: Final answer
    x = 37,834,415.42

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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.