Home / 13,860,245.20-20,776,410.84-5,777,696.08

Finding the Fourth Proportional to 13,860,245.20, 20,776,410.84 and 5,777,696.08

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Solution

The fourth proportional to 13,860,245.20, 20,776,410.84 and 5,777,696.08 is: 8,660,726.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,860,245.20 : 20,776,410.84 = 5,777,696.08 : x
  2. Step 2: Convert to fraction form
    13,860,245.20/20,776,410.84 = 5,777,696.08/x
  3. Step 3: Cross multiply
    13,860,245.20x = 20,776,410.84 × 5,777,696.08
  4. Step 4: Simplify right side
    13,860,245.20x = 120,039,787,466,737.52
  5. Step 5: Solve for x
    x = 120,039,787,466,737.52/13,860,245.20
  6. Step 6: Final answer
    x = 8,660,726.11

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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.