Home / 12,163,979.75-16,786,336.52-6,582,226.28

Finding the Fourth Proportional to 12,163,979.75, 16,786,336.52 and 6,582,226.28

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Solution

The fourth proportional to 12,163,979.75, 16,786,336.52 and 6,582,226.28 is: 9,083,496.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,163,979.75 : 16,786,336.52 = 6,582,226.28 : x
  2. Step 2: Convert to fraction form
    12,163,979.75/16,786,336.52 = 6,582,226.28/x
  3. Step 3: Cross multiply
    12,163,979.75x = 16,786,336.52 × 6,582,226.28
  4. Step 4: Simplify right side
    12,163,979.75x = 110,491,465,423,999.64
  5. Step 5: Solve for x
    x = 110,491,465,423,999.64/12,163,979.75
  6. Step 6: Final answer
    x = 9,083,496.33

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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.