Home / 18,599,158.80-25,667,337.84-11,255,431.44

Finding the Fourth Proportional to 18,599,158.80, 25,667,337.84 and 11,255,431.44

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Solution

The fourth proportional to 18,599,158.80, 25,667,337.84 and 11,255,431.44 is: 15,532,797.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,599,158.80 : 25,667,337.84 = 11,255,431.44 : x
  2. Step 2: Convert to fraction form
    18,599,158.80/25,667,337.84 = 11,255,431.44/x
  3. Step 3: Cross multiply
    18,599,158.80x = 25,667,337.84 × 11,255,431.44
  4. Step 4: Simplify right side
    18,599,158.80x = 288,896,961,305,437.69
  5. Step 5: Solve for x
    x = 288,896,961,305,437.69/18,599,158.80
  6. Step 6: Final answer
    x = 15,532,797.18

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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.