Home / 13,513,758.98-20,274,093.73-3,929,137.47

Finding the Fourth Proportional to 13,513,758.98, 20,274,093.73 and 3,929,137.47

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Solution

The fourth proportional to 13,513,758.98, 20,274,093.73 and 3,929,137.47 is: 5,894,710.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,513,758.98 : 20,274,093.73 = 3,929,137.47 : x
  2. Step 2: Convert to fraction form
    13,513,758.98/20,274,093.73 = 3,929,137.47/x
  3. Step 3: Cross multiply
    13,513,758.98x = 20,274,093.73 × 3,929,137.47
  4. Step 4: Simplify right side
    13,513,758.98x = 79,659,701,335,012.22
  5. Step 5: Solve for x
    x = 79,659,701,335,012.22/13,513,758.98
  6. Step 6: Final answer
    x = 5,894,710.82

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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.