Home / 11,519,617.49-17,280,640.73-3,840,585.69

Finding the Fourth Proportional to 11,519,617.49, 17,280,640.73 and 3,840,585.69

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Solution

The fourth proportional to 11,519,617.49, 17,280,640.73 and 3,840,585.69 is: 5,761,283.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,519,617.49 : 17,280,640.73 = 3,840,585.69 : x
  2. Step 2: Convert to fraction form
    11,519,617.49/17,280,640.73 = 3,840,585.69/x
  3. Step 3: Cross multiply
    11,519,617.49x = 17,280,640.73 × 3,840,585.69
  4. Step 4: Simplify right side
    11,519,617.49x = 66,367,781,501,669.16
  5. Step 5: Solve for x
    x = 66,367,781,501,669.16/11,519,617.49
  6. Step 6: Final answer
    x = 5,761,283.44

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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.