Home / 9,959,940.80-13,744,537.44-5,609,009.60

Finding the Fourth Proportional to 9,959,940.80, 13,744,537.44 and 5,609,009.60

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Solution

The fourth proportional to 9,959,940.80, 13,744,537.44 and 5,609,009.60 is: 7,740,331.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,959,940.80 : 13,744,537.44 = 5,609,009.60 : x
  2. Step 2: Convert to fraction form
    9,959,940.80/13,744,537.44 = 5,609,009.60/x
  3. Step 3: Cross multiply
    9,959,940.80x = 13,744,537.44 × 5,609,009.60
  4. Step 4: Simplify right side
    9,959,940.80x = 77,093,242,448,519.42
  5. Step 5: Solve for x
    x = 77,093,242,448,519.42/9,959,940.80
  6. Step 6: Final answer
    x = 7,740,331.39

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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.