Home / 11,193,163.10-16,789,744.65-8,757,719.90

Finding the Fourth Proportional to 11,193,163.10, 16,789,744.65 and 8,757,719.90

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Solution

The fourth proportional to 11,193,163.10, 16,789,744.65 and 8,757,719.90 is: 13,136,579.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,193,163.10 : 16,789,744.65 = 8,757,719.90 : x
  2. Step 2: Convert to fraction form
    11,193,163.10/16,789,744.65 = 8,757,719.90/x
  3. Step 3: Cross multiply
    11,193,163.10x = 16,789,744.65 × 8,757,719.90
  4. Step 4: Simplify right side
    11,193,163.10x = 147,039,880,837,223.53
  5. Step 5: Solve for x
    x = 147,039,880,837,223.53/11,193,163.10
  6. Step 6: Final answer
    x = 13,136,579.85

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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.