Home / 20,005,274.97-30,007,912.82-4,859,104.41

Finding the Fourth Proportional to 20,005,274.97, 30,007,912.82 and 4,859,104.41

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Solution

The fourth proportional to 20,005,274.97, 30,007,912.82 and 4,859,104.41 is: 7,288,656.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,005,274.97 : 30,007,912.82 = 4,859,104.41 : x
  2. Step 2: Convert to fraction form
    20,005,274.97/30,007,912.82 = 4,859,104.41/x
  3. Step 3: Cross multiply
    20,005,274.97x = 30,007,912.82 × 4,859,104.41
  4. Step 4: Simplify right side
    20,005,274.97x = 145,811,581,494,262.03
  5. Step 5: Solve for x
    x = 145,811,581,494,262.03/20,005,274.97
  6. Step 6: Final answer
    x = 7,288,656.70

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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.