Home / 36,545,711.87-54,821,949.78-11,953,777.79

Finding the Fourth Proportional to 36,545,711.87, 54,821,949.78 and 11,953,777.79

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Solution

The fourth proportional to 36,545,711.87, 54,821,949.78 and 11,953,777.79 is: 17,931,772.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,545,711.87 : 54,821,949.78 = 11,953,777.79 : x
  2. Step 2: Convert to fraction form
    36,545,711.87/54,821,949.78 = 11,953,777.79/x
  3. Step 3: Cross multiply
    36,545,711.87x = 54,821,949.78 × 11,953,777.79
  4. Step 4: Simplify right side
    36,545,711.87x = 655,329,405,684,659.38
  5. Step 5: Solve for x
    x = 655,329,405,684,659.38/36,545,711.87
  6. Step 6: Final answer
    x = 17,931,772.90

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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.