Home / 30,329,170.20-45,493,755.30-13,271,736.60

Finding the Fourth Proportional to 30,329,170.20, 45,493,755.30 and 13,271,736.60

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Solution

The fourth proportional to 30,329,170.20, 45,493,755.30 and 13,271,736.60 is: 19,907,604.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,329,170.20 : 45,493,755.30 = 13,271,736.60 : x
  2. Step 2: Convert to fraction form
    30,329,170.20/45,493,755.30 = 13,271,736.60/x
  3. Step 3: Cross multiply
    30,329,170.20x = 45,493,755.30 × 13,271,736.60
  4. Step 4: Simplify right side
    30,329,170.20x = 603,781,137,286,453.88
  5. Step 5: Solve for x
    x = 603,781,137,286,453.88/30,329,170.20
  6. Step 6: Final answer
    x = 19,907,604.90

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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.