Home / 50,933,915.52-76,418,311.26-21,775,740.78

Finding the Fourth Proportional to 50,933,915.52, 76,418,311.26 and 21,775,740.78

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Solution

The fourth proportional to 50,933,915.52, 76,418,311.26 and 21,775,740.78 is: 32,671,066.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,933,915.52 : 76,418,311.26 = 21,775,740.78 : x
  2. Step 2: Convert to fraction form
    50,933,915.52/76,418,311.26 = 21,775,740.78/x
  3. Step 3: Cross multiply
    50,933,915.52x = 76,418,311.26 × 21,775,740.78
  4. Step 4: Simplify right side
    50,933,915.52x = 1,664,065,336,843,115.50
  5. Step 5: Solve for x
    x = 1,664,065,336,843,115.50/50,933,915.52
  6. Step 6: Final answer
    x = 32,671,066.42

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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.