Home / 22,356,791.20-33,535,186.80-8,178,896.80

Finding the Fourth Proportional to 22,356,791.20, 33,535,186.80 and 8,178,896.80

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Solution

The fourth proportional to 22,356,791.20, 33,535,186.80 and 8,178,896.80 is: 12,268,345.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,356,791.20 : 33,535,186.80 = 8,178,896.80 : x
  2. Step 2: Convert to fraction form
    22,356,791.20/33,535,186.80 = 8,178,896.80/x
  3. Step 3: Cross multiply
    22,356,791.20x = 33,535,186.80 × 8,178,896.80
  4. Step 4: Simplify right side
    22,356,791.20x = 274,280,832,005,922.25
  5. Step 5: Solve for x
    x = 274,280,832,005,922.25/22,356,791.20
  6. Step 6: Final answer
    x = 12,268,345.20

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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.