Home / 39,002,208.70-58,503,313.05-18,846,816.70

Finding the Fourth Proportional to 39,002,208.70, 58,503,313.05 and 18,846,816.70

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Solution

The fourth proportional to 39,002,208.70, 58,503,313.05 and 18,846,816.70 is: 28,270,225.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,002,208.70 : 58,503,313.05 = 18,846,816.70 : x
  2. Step 2: Convert to fraction form
    39,002,208.70/58,503,313.05 = 18,846,816.70/x
  3. Step 3: Cross multiply
    39,002,208.70x = 58,503,313.05 × 18,846,816.70
  4. Step 4: Simplify right side
    39,002,208.70x = 1,102,601,217,396,067.88
  5. Step 5: Solve for x
    x = 1,102,601,217,396,067.88/39,002,208.70
  6. Step 6: Final answer
    x = 28,270,225.05

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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.