Home / 10,936,672.20-16,381,388.70-9,519,496.20

Finding the Fourth Proportional to 10,936,672.20, 16,381,388.70 and 9,519,496.20

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Solution

The fourth proportional to 10,936,672.20, 16,381,388.70 and 9,519,496.20 is: 14,258,685.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936,672.20 : 16,381,388.70 = 9,519,496.20 : x
  2. Step 2: Convert to fraction form
    10,936,672.20/16,381,388.70 = 9,519,496.20/x
  3. Step 3: Cross multiply
    10,936,672.20x = 16,381,388.70 × 9,519,496.20
  4. Step 4: Simplify right side
    10,936,672.20x = 155,942,567,480,372.91
  5. Step 5: Solve for x
    x = 155,942,567,480,372.91/10,936,672.20
  6. Step 6: Final answer
    x = 14,258,685.33

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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.