Home / 21,992,715.60-33,004,819.80-9,222,385.20

Finding the Fourth Proportional to 21,992,715.60, 33,004,819.80 and 9,222,385.20

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Solution

The fourth proportional to 21,992,715.60, 33,004,819.80 and 9,222,385.20 is: 13,840,180.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,992,715.60 : 33,004,819.80 = 9,222,385.20 : x
  2. Step 2: Convert to fraction form
    21,992,715.60/33,004,819.80 = 9,222,385.20/x
  3. Step 3: Cross multiply
    21,992,715.60x = 33,004,819.80 × 9,222,385.20
  4. Step 4: Simplify right side
    21,992,715.60x = 304,383,161,652,186.94
  5. Step 5: Solve for x
    x = 304,383,161,652,186.94/21,992,715.60
  6. Step 6: Final answer
    x = 13,840,180.87

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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.