Home / 7,858,296-11,787,446.70-3,535,296.30

Finding the Fourth Proportional to 7,858,296, 11,787,446.70 and 3,535,296.30

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Solution

The fourth proportional to 7,858,296, 11,787,446.70 and 3,535,296.30 is: 5,302,945.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,858,296 : 11,787,446.70 = 3,535,296.30 : x
  2. Step 2: Convert to fraction form
    7,858,296/11,787,446.70 = 3,535,296.30/x
  3. Step 3: Cross multiply
    7,858,296x = 11,787,446.70 × 3,535,296.30
  4. Step 4: Simplify right side
    7,858,296x = 41,672,116,704,957.20
  5. Step 5: Solve for x
    x = 41,672,116,704,957.20/7,858,296
  6. Step 6: Final answer
    x = 5,302,945.66

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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.