Home / 7,856,589.88-11,785,382.85-2,465,453.02

Finding the Fourth Proportional to 7,856,589.88, 11,785,382.85 and 2,465,453.02

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Solution

The fourth proportional to 7,856,589.88, 11,785,382.85 and 2,465,453.02 is: 3,698,335.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,856,589.88 : 11,785,382.85 = 2,465,453.02 : x
  2. Step 2: Convert to fraction form
    7,856,589.88/11,785,382.85 = 2,465,453.02/x
  3. Step 3: Cross multiply
    7,856,589.88x = 11,785,382.85 × 2,465,453.02
  4. Step 4: Simplify right side
    7,856,589.88x = 29,056,307,739,388.71
  5. Step 5: Solve for x
    x = 29,056,307,739,388.71/7,856,589.88
  6. Step 6: Final answer
    x = 3,698,335.82

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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.