Home / 12,097,414.20-18,146,121.30-8,066,335.80

Finding the Fourth Proportional to 12,097,414.20, 18,146,121.30 and 8,066,335.80

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Solution

The fourth proportional to 12,097,414.20, 18,146,121.30 and 8,066,335.80 is: 12,099,503.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,414.20 : 18,146,121.30 = 8,066,335.80 : x
  2. Step 2: Convert to fraction form
    12,097,414.20/18,146,121.30 = 8,066,335.80/x
  3. Step 3: Cross multiply
    12,097,414.20x = 18,146,121.30 × 8,066,335.80
  4. Step 4: Simplify right side
    12,097,414.20x = 146,372,707,873,332.53
  5. Step 5: Solve for x
    x = 146,372,707,873,332.53/12,097,414.20
  6. Step 6: Final answer
    x = 12,099,503.70

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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.