Home / 13,150,104.04-18,145,571.92-7,268,943.76

Finding the Fourth Proportional to 13,150,104.04, 18,145,571.92 and 7,268,943.76

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Solution

The fourth proportional to 13,150,104.04, 18,145,571.92 and 7,268,943.76 is: 10,030,273.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,150,104.04 : 18,145,571.92 = 7,268,943.76 : x
  2. Step 2: Convert to fraction form
    13,150,104.04/18,145,571.92 = 7,268,943.76/x
  3. Step 3: Cross multiply
    13,150,104.04x = 18,145,571.92 × 7,268,943.76
  4. Step 4: Simplify right side
    13,150,104.04x = 131,899,141,779,515.23
  5. Step 5: Solve for x
    x = 131,899,141,779,515.23/13,150,104.04
  6. Step 6: Final answer
    x = 10,030,273.63

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1.5x scale

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.