Home / 18,745,353.88-25,858,178.10-10,903,982.83

Finding the Fourth Proportional to 18,745,353.88, 25,858,178.10 and 10,903,982.83

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Solution

The fourth proportional to 18,745,353.88, 25,858,178.10 and 10,903,982.83 is: 15,041,440.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,745,353.88 : 25,858,178.10 = 10,903,982.83 : x
  2. Step 2: Convert to fraction form
    18,745,353.88/25,858,178.10 = 10,903,982.83/x
  3. Step 3: Cross multiply
    18,745,353.88x = 25,858,178.10 × 10,903,982.83
  4. Step 4: Simplify right side
    18,745,353.88x = 281,957,129,952,836.62
  5. Step 5: Solve for x
    x = 281,957,129,952,836.62/18,745,353.88
  6. Step 6: Final answer
    x = 15,041,440.76

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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.