Home / 22,010,015.70-33,015,023.55-20,517,023.70

Finding the Fourth Proportional to 22,010,015.70, 33,015,023.55 and 20,517,023.70

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Solution

The fourth proportional to 22,010,015.70, 33,015,023.55 and 20,517,023.70 is: 30,775,535.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,010,015.70 : 33,015,023.55 = 20,517,023.70 : x
  2. Step 2: Convert to fraction form
    22,010,015.70/33,015,023.55 = 20,517,023.70/x
  3. Step 3: Cross multiply
    22,010,015.70x = 33,015,023.55 × 20,517,023.70
  4. Step 4: Simplify right side
    22,010,015.70x = 677,370,020,631,408.12
  5. Step 5: Solve for x
    x = 677,370,020,631,408.12/22,010,015.70
  6. Step 6: Final answer
    x = 30,775,535.55

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1.5x scale

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.