Home / 22,019,979.70-33,029,969.55-20,035,933.30

Finding the Fourth Proportional to 22,019,979.70, 33,029,969.55 and 20,035,933.30

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Solution

The fourth proportional to 22,019,979.70, 33,029,969.55 and 20,035,933.30 is: 30,053,899.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,019,979.70 : 33,029,969.55 = 20,035,933.30 : x
  2. Step 2: Convert to fraction form
    22,019,979.70/33,029,969.55 = 20,035,933.30/x
  3. Step 3: Cross multiply
    22,019,979.70x = 33,029,969.55 × 20,035,933.30
  4. Step 4: Simplify right side
    22,019,979.70x = 661,786,266,804,831
  5. Step 5: Solve for x
    x = 661,786,266,804,831/22,019,979.70
  6. Step 6: Final answer
    x = 30,053,899.95

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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.