Home / 6,965,392.49-9,611,714.31-3,909,016.25

Finding the Fourth Proportional to 6,965,392.49, 9,611,714.31 and 3,909,016.25

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Solution

The fourth proportional to 6,965,392.49, 9,611,714.31 and 3,909,016.25 is: 5,394,146.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,965,392.49 : 9,611,714.31 = 3,909,016.25 : x
  2. Step 2: Convert to fraction form
    6,965,392.49/9,611,714.31 = 3,909,016.25/x
  3. Step 3: Cross multiply
    6,965,392.49x = 9,611,714.31 × 3,909,016.25
  4. Step 4: Simplify right side
    6,965,392.49x = 37,572,347,428,147.54
  5. Step 5: Solve for x
    x = 37,572,347,428,147.54/6,965,392.49
  6. Step 6: Final answer
    x = 5,394,146.49

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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.