Home / 22,239,491.60-33,331,243.80-19,720,067.60

Finding the Fourth Proportional to 22,239,491.60, 33,331,243.80 and 19,720,067.60

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Solution

The fourth proportional to 22,239,491.60, 33,331,243.80 and 19,720,067.60 is: 29,555,279.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,239,491.60 : 33,331,243.80 = 19,720,067.60 : x
  2. Step 2: Convert to fraction form
    22,239,491.60/33,331,243.80 = 19,720,067.60/x
  3. Step 3: Cross multiply
    22,239,491.60x = 33,331,243.80 × 19,720,067.60
  4. Step 4: Simplify right side
    22,239,491.60x = 657,294,380,928,081
  5. Step 5: Solve for x
    x = 657,294,380,928,081/22,239,491.60
  6. Step 6: Final answer
    x = 29,555,279.08

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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.