Home / 13,860,498.36-20,689,227.84-12,224,272.44

Finding the Fourth Proportional to 13,860,498.36, 20,689,227.84 and 12,224,272.44

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Solution

The fourth proportional to 13,860,498.36, 20,689,227.84 and 12,224,272.44 is: 18,246,873.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,860,498.36 : 20,689,227.84 = 12,224,272.44 : x
  2. Step 2: Convert to fraction form
    13,860,498.36/20,689,227.84 = 12,224,272.44/x
  3. Step 3: Cross multiply
    13,860,498.36x = 20,689,227.84 × 12,224,272.44
  4. Step 4: Simplify right side
    13,860,498.36x = 252,910,757,689,392.72
  5. Step 5: Solve for x
    x = 252,910,757,689,392.72/13,860,498.36
  6. Step 6: Final answer
    x = 18,246,873.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.