Home / 22,386,215.20-33,571,028.40-7,240,640.80

Finding the Fourth Proportional to 22,386,215.20, 33,571,028.40 and 7,240,640.80

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Solution

The fourth proportional to 22,386,215.20, 33,571,028.40 and 7,240,640.80 is: 10,858,278.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,386,215.20 : 33,571,028.40 = 7,240,640.80 : x
  2. Step 2: Convert to fraction form
    22,386,215.20/33,571,028.40 = 7,240,640.80/x
  3. Step 3: Cross multiply
    22,386,215.20x = 33,571,028.40 × 7,240,640.80
  4. Step 4: Simplify right side
    22,386,215.20x = 243,075,757,930,998.69
  5. Step 5: Solve for x
    x = 243,075,757,930,998.69/22,386,215.20
  6. Step 6: Final answer
    x = 10,858,278.44

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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.