Home / 6,640,227.53-9,163,272.07-3,699,892.70

Finding the Fourth Proportional to 6,640,227.53, 9,163,272.07 and 3,699,892.70

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Solution

The fourth proportional to 6,640,227.53, 9,163,272.07 and 3,699,892.70 is: 5,105,717.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,640,227.53 : 9,163,272.07 = 3,699,892.70 : x
  2. Step 2: Convert to fraction form
    6,640,227.53/9,163,272.07 = 3,699,892.70/x
  3. Step 3: Cross multiply
    6,640,227.53x = 9,163,272.07 × 3,699,892.70
  4. Step 4: Simplify right side
    6,640,227.53x = 33,903,123,439,906.89
  5. Step 5: Solve for x
    x = 33,903,123,439,906.89/6,640,227.53
  6. Step 6: Final answer
    x = 5,105,717.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.