Home / 28,015,754.50-41,937,440.84-18,279,402.73

Finding the Fourth Proportional to 28,015,754.50, 41,937,440.84 and 18,279,402.73

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Solution

The fourth proportional to 28,015,754.50, 41,937,440.84 and 18,279,402.73 is: 27,362,867.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,015,754.50 : 41,937,440.84 = 18,279,402.73 : x
  2. Step 2: Convert to fraction form
    28,015,754.50/41,937,440.84 = 18,279,402.73/x
  3. Step 3: Cross multiply
    28,015,754.50x = 41,937,440.84 × 18,279,402.73
  4. Step 4: Simplify right side
    28,015,754.50x = 766,591,370,367,551.75
  5. Step 5: Solve for x
    x = 766,591,370,367,551.75/28,015,754.50
  6. Step 6: Final answer
    x = 27,362,867.22

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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.