Home / 8,491,619.56-11,718,318.34-4,820,504.08

Finding the Fourth Proportional to 8,491,619.56, 11,718,318.34 and 4,820,504.08

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Solution

The fourth proportional to 8,491,619.56, 11,718,318.34 and 4,820,504.08 is: 6,652,229.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,491,619.56 : 11,718,318.34 = 4,820,504.08 : x
  2. Step 2: Convert to fraction form
    8,491,619.56/11,718,318.34 = 4,820,504.08/x
  3. Step 3: Cross multiply
    8,491,619.56x = 11,718,318.34 × 4,820,504.08
  4. Step 4: Simplify right side
    8,491,619.56x = 56,488,201,368,708.83
  5. Step 5: Solve for x
    x = 56,488,201,368,708.83/8,491,619.56
  6. Step 6: Final answer
    x = 6,652,229.41

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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.