Home / 9,356,939.31-12,907,187.52-5,633,180.19

Finding the Fourth Proportional to 9,356,939.31, 12,907,187.52 and 5,633,180.19

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Solution

The fourth proportional to 9,356,939.31, 12,907,187.52 and 5,633,180.19 is: 7,770,544.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,356,939.31 : 12,907,187.52 = 5,633,180.19 : x
  2. Step 2: Convert to fraction form
    9,356,939.31/12,907,187.52 = 5,633,180.19/x
  3. Step 3: Cross multiply
    9,356,939.31x = 12,907,187.52 × 5,633,180.19
  4. Step 4: Simplify right side
    9,356,939.31x = 72,708,513,073,556.75
  5. Step 5: Solve for x
    x = 72,708,513,073,556.75/9,356,939.31
  6. Step 6: Final answer
    x = 7,770,544.48

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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.