Home / 10,517,293.56-15,734,431.62-7,965,858.36

Finding the Fourth Proportional to 10,517,293.56, 15,734,431.62 and 7,965,858.36

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Solution

The fourth proportional to 10,517,293.56, 15,734,431.62 and 7,965,858.36 is: 11,917,348.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,517,293.56 : 15,734,431.62 = 7,965,858.36 : x
  2. Step 2: Convert to fraction form
    10,517,293.56/15,734,431.62 = 7,965,858.36/x
  3. Step 3: Cross multiply
    10,517,293.56x = 15,734,431.62 × 7,965,858.36
  4. Step 4: Simplify right side
    10,517,293.56x = 125,338,253,660,025.34
  5. Step 5: Solve for x
    x = 125,338,253,660,025.34/10,517,293.56
  6. Step 6: Final answer
    x = 11,917,348.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.