Home / 22,119,251.80-30,524,711.36-12,330,317.56

Finding the Fourth Proportional to 22,119,251.80, 30,524,711.36 and 12,330,317.56

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Solution

The fourth proportional to 22,119,251.80, 30,524,711.36 and 12,330,317.56 is: 17,015,918.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,119,251.80 : 30,524,711.36 = 12,330,317.56 : x
  2. Step 2: Convert to fraction form
    22,119,251.80/30,524,711.36 = 12,330,317.56/x
  3. Step 3: Cross multiply
    22,119,251.80x = 30,524,711.36 × 12,330,317.56
  4. Step 4: Simplify right side
    22,119,251.80x = 376,379,384,496,139.50
  5. Step 5: Solve for x
    x = 376,379,384,496,139.50/22,119,251.80
  6. Step 6: Final answer
    x = 17,015,918.44

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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.