Home / 10,167,120.10-15,253,263.55-2,880,571.92

Finding the Fourth Proportional to 10,167,120.10, 15,253,263.55 and 2,880,571.92

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Solution

The fourth proportional to 10,167,120.10, 15,253,263.55 and 2,880,571.92 is: 4,321,589.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,167,120.10 : 15,253,263.55 = 2,880,571.92 : x
  2. Step 2: Convert to fraction form
    10,167,120.10/15,253,263.55 = 2,880,571.92/x
  3. Step 3: Cross multiply
    10,167,120.10x = 15,253,263.55 × 2,880,571.92
  4. Step 4: Simplify right side
    10,167,120.10x = 43,938,122,600,687.27
  5. Step 5: Solve for x
    x = 43,938,122,600,687.27/10,167,120.10
  6. Step 6: Final answer
    x = 4,321,589.81

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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.