Home / 12,180,519.50-18,271,620.02-3,544,691.54

Finding the Fourth Proportional to 12,180,519.50, 18,271,620.02 and 3,544,691.54

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Solution

The fourth proportional to 12,180,519.50, 18,271,620.02 and 3,544,691.54 is: 5,317,281.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,180,519.50 : 18,271,620.02 = 3,544,691.54 : x
  2. Step 2: Convert to fraction form
    12,180,519.50/18,271,620.02 = 3,544,691.54/x
  3. Step 3: Cross multiply
    12,180,519.50x = 18,271,620.02 × 3,544,691.54
  4. Step 4: Simplify right side
    12,180,519.50x = 64,767,256,824,492.27
  5. Step 5: Solve for x
    x = 64,767,256,824,492.27/12,180,519.50
  6. Step 6: Final answer
    x = 5,317,281.98

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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.