Home / 13,580,646.48-18,741,448.44-7,469,177.04

Finding the Fourth Proportional to 13,580,646.48, 18,741,448.44 and 7,469,177.04

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Solution

The fourth proportional to 13,580,646.48, 18,741,448.44 and 7,469,177.04 is: 10,307,550.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,580,646.48 : 18,741,448.44 = 7,469,177.04 : x
  2. Step 2: Convert to fraction form
    13,580,646.48/18,741,448.44 = 7,469,177.04/x
  3. Step 3: Cross multiply
    13,580,646.48x = 18,741,448.44 × 7,469,177.04
  4. Step 4: Simplify right side
    13,580,646.48x = 139,983,196,384,391.83
  5. Step 5: Solve for x
    x = 139,983,196,384,391.83/13,580,646.48
  6. Step 6: Final answer
    x = 10,307,550.28

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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.