Home / 10,188,949.19-14,080,923.97-8,350,507.78

Finding the Fourth Proportional to 10,188,949.19, 14,080,923.97 and 8,350,507.78

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Solution

The fourth proportional to 10,188,949.19, 14,080,923.97 and 8,350,507.78 is: 11,540,234.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,188,949.19 : 14,080,923.97 = 8,350,507.78 : x
  2. Step 2: Convert to fraction form
    10,188,949.19/14,080,923.97 = 8,350,507.78/x
  3. Step 3: Cross multiply
    10,188,949.19x = 14,080,923.97 × 8,350,507.78
  4. Step 4: Simplify right side
    10,188,949.19x = 117,582,865,104,994.91
  5. Step 5: Solve for x
    x = 117,582,865,104,994.91/10,188,949.19
  6. Step 6: Final answer
    x = 11,540,234.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.