Home / 51,932,812.42-77,906,305.75-21,633,589.54

Finding the Fourth Proportional to 51,932,812.42, 77,906,305.75 and 21,633,589.54

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Solution

The fourth proportional to 51,932,812.42, 77,906,305.75 and 21,633,589.54 is: 32,453,336.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,932,812.42 : 77,906,305.75 = 21,633,589.54 : x
  2. Step 2: Convert to fraction form
    51,932,812.42/77,906,305.75 = 21,633,589.54/x
  3. Step 3: Cross multiply
    51,932,812.42x = 77,906,305.75 × 21,633,589.54
  4. Step 4: Simplify right side
    51,932,812.42x = 1,685,393,041,173,241.75
  5. Step 5: Solve for x
    x = 1,685,393,041,173,241.75/51,932,812.42
  6. Step 6: Final answer
    x = 32,453,336.58

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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.