Home / 9,517,081.32-13,133,588.87-5,166,170.57

Finding the Fourth Proportional to 9,517,081.32, 13,133,588.87 and 5,166,170.57

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Solution

The fourth proportional to 9,517,081.32, 13,133,588.87 and 5,166,170.57 is: 7,129,324.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,517,081.32 : 13,133,588.87 = 5,166,170.57 : x
  2. Step 2: Convert to fraction form
    9,517,081.32/13,133,588.87 = 5,166,170.57/x
  3. Step 3: Cross multiply
    9,517,081.32x = 13,133,588.87 × 5,166,170.57
  4. Step 4: Simplify right side
    9,517,081.32x = 67,850,360,344,422.95
  5. Step 5: Solve for x
    x = 67,850,360,344,422.95/9,517,081.32
  6. Step 6: Final answer
    x = 7,129,324.43

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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.