Home / 33,890,742.88-50,839,440.72-9,630,789.28

Finding the Fourth Proportional to 33,890,742.88, 50,839,440.72 and 9,630,789.28

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Solution

The fourth proportional to 33,890,742.88, 50,839,440.72 and 9,630,789.28 is: 14,447,129.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,890,742.88 : 50,839,440.72 = 9,630,789.28 : x
  2. Step 2: Convert to fraction form
    33,890,742.88/50,839,440.72 = 9,630,789.28/x
  3. Step 3: Cross multiply
    33,890,742.88x = 50,839,440.72 × 9,630,789.28
  4. Step 4: Simplify right side
    33,890,742.88x = 489,623,940,687,371.44
  5. Step 5: Solve for x
    x = 489,623,940,687,371.44/33,890,742.88
  6. Step 6: Final answer
    x = 14,447,129.19

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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.