Home / 13,987,940.22-19,295,969.04-9,629,459.82

Finding the Fourth Proportional to 13,987,940.22, 19,295,969.04 and 9,629,459.82

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Solution

The fourth proportional to 13,987,940.22, 19,295,969.04 and 9,629,459.82 is: 13,283,568.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,987,940.22 : 19,295,969.04 = 9,629,459.82 : x
  2. Step 2: Convert to fraction form
    13,987,940.22/19,295,969.04 = 9,629,459.82/x
  3. Step 3: Cross multiply
    13,987,940.22x = 19,295,969.04 × 9,629,459.82
  4. Step 4: Simplify right side
    13,987,940.22x = 185,809,758,558,643.97
  5. Step 5: Solve for x
    x = 185,809,758,558,643.97/13,987,940.22
  6. Step 6: Final answer
    x = 13,283,568.25

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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.