Home / 13,472,357.73-18,591,860.43-7,277,404.11

Finding the Fourth Proportional to 13,472,357.73, 18,591,860.43 and 7,277,404.11

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Solution

The fourth proportional to 13,472,357.73, 18,591,860.43 and 7,277,404.11 is: 10,042,821.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472,357.73 : 18,591,860.43 = 7,277,404.11 : x
  2. Step 2: Convert to fraction form
    13,472,357.73/18,591,860.43 = 7,277,404.11/x
  3. Step 3: Cross multiply
    13,472,357.73x = 18,591,860.43 × 7,277,404.11
  4. Step 4: Simplify right side
    13,472,357.73x = 135,300,481,505,828.38
  5. Step 5: Solve for x
    x = 135,300,481,505,828.38/13,472,357.73
  6. Step 6: Final answer
    x = 10,042,821.32

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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.