Home / 12,050,997.60-18,094,211.10-8,472,628.20

Finding the Fourth Proportional to 12,050,997.60, 18,094,211.10 and 8,472,628.20

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Solution

The fourth proportional to 12,050,997.60, 18,094,211.10 and 8,472,628.20 is: 12,721,396.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,050,997.60 : 18,094,211.10 = 8,472,628.20 : x
  2. Step 2: Convert to fraction form
    12,050,997.60/18,094,211.10 = 8,472,628.20/x
  3. Step 3: Cross multiply
    12,050,997.60x = 18,094,211.10 × 8,472,628.20
  4. Step 4: Simplify right side
    12,050,997.60x = 153,305,523,222,613.03
  5. Step 5: Solve for x
    x = 153,305,523,222,613.03/12,050,997.60
  6. Step 6: Final answer
    x = 12,721,396.88

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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.