Home / 18,152,362.20-27,227,887.20-7,369,358.70

Finding the Fourth Proportional to 18,152,362.20, 27,227,887.20 and 7,369,358.70

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Solution

The fourth proportional to 18,152,362.20, 27,227,887.20 and 7,369,358.70 is: 11,053,771.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,152,362.20 : 27,227,887.20 = 7,369,358.70 : x
  2. Step 2: Convert to fraction form
    18,152,362.20/27,227,887.20 = 7,369,358.70/x
  3. Step 3: Cross multiply
    18,152,362.20x = 27,227,887.20 × 7,369,358.70
  4. Step 4: Simplify right side
    18,152,362.20x = 200,652,067,419,938.62
  5. Step 5: Solve for x
    x = 200,652,067,419,938.62/18,152,362.20
  6. Step 6: Final answer
    x = 11,053,771.69

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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.