Home / 11,517,492.87-17,279,395.34-5,039,393.81

Finding the Fourth Proportional to 11,517,492.87, 17,279,395.34 and 5,039,393.81

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Solution

The fourth proportional to 11,517,492.87, 17,279,395.34 and 5,039,393.81 is: 7,560,471.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,517,492.87 : 17,279,395.34 = 5,039,393.81 : x
  2. Step 2: Convert to fraction form
    11,517,492.87/17,279,395.34 = 5,039,393.81/x
  3. Step 3: Cross multiply
    11,517,492.87x = 17,279,395.34 × 5,039,393.81
  4. Step 4: Simplify right side
    11,517,492.87x = 87,077,677,805,344.91
  5. Step 5: Solve for x
    x = 87,077,677,805,344.91/11,517,492.87
  6. Step 6: Final answer
    x = 7,560,471.61

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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.