Home / 18,522,489.70-27,772,963.17-7,008,845.95

Finding the Fourth Proportional to 18,522,489.70, 27,772,963.17 and 7,008,845.95

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Solution

The fourth proportional to 18,522,489.70, 27,772,963.17 and 7,008,845.95 is: 10,509,193.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,522,489.70 : 27,772,963.17 = 7,008,845.95 : x
  2. Step 2: Convert to fraction form
    18,522,489.70/27,772,963.17 = 7,008,845.95/x
  3. Step 3: Cross multiply
    18,522,489.70x = 27,772,963.17 × 7,008,845.95
  4. Step 4: Simplify right side
    18,522,489.70x = 194,656,420,433,553.69
  5. Step 5: Solve for x
    x = 194,656,420,433,553.69/18,522,489.70
  6. Step 6: Final answer
    x = 10,509,193.07

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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.