Home / 28,015,756.44-41,937,443.74-18,279,404.67

Finding the Fourth Proportional to 28,015,756.44, 41,937,443.74 and 18,279,404.67

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Solution

The fourth proportional to 28,015,756.44, 41,937,443.74 and 18,279,404.67 is: 27,362,870.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,015,756.44 : 41,937,443.74 = 18,279,404.67 : x
  2. Step 2: Convert to fraction form
    28,015,756.44/41,937,443.74 = 18,279,404.67/x
  3. Step 3: Cross multiply
    28,015,756.44x = 41,937,443.74 × 18,279,404.67
  4. Step 4: Simplify right side
    28,015,756.44x = 766,591,504,693,432.50
  5. Step 5: Solve for x
    x = 766,591,504,693,432.50/28,015,756.44
  6. Step 6: Final answer
    x = 27,362,870.12

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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.