Home / 11,979,511.23-16,531,726.22-6,823,352.55

Finding the Fourth Proportional to 11,979,511.23, 16,531,726.22 and 6,823,352.55

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Solution

The fourth proportional to 11,979,511.23, 16,531,726.22 and 6,823,352.55 is: 9,416,226.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,979,511.23 : 16,531,726.22 = 6,823,352.55 : x
  2. Step 2: Convert to fraction form
    11,979,511.23/16,531,726.22 = 6,823,352.55/x
  3. Step 3: Cross multiply
    11,979,511.23x = 16,531,726.22 × 6,823,352.55
  4. Step 4: Simplify right side
    11,979,511.23x = 112,801,796,259,138.86
  5. Step 5: Solve for x
    x = 112,801,796,259,138.86/11,979,511.23
  6. Step 6: Final answer
    x = 9,416,226.93

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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.