Home / 19,065,230.10-28,597,845.15-18,321,212.70

Finding the Fourth Proportional to 19,065,230.10, 28,597,845.15 and 18,321,212.70

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Solution

The fourth proportional to 19,065,230.10, 28,597,845.15 and 18,321,212.70 is: 27,481,819.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,065,230.10 : 28,597,845.15 = 18,321,212.70 : x
  2. Step 2: Convert to fraction form
    19,065,230.10/28,597,845.15 = 18,321,212.70/x
  3. Step 3: Cross multiply
    19,065,230.10x = 28,597,845.15 × 18,321,212.70
  4. Step 4: Simplify right side
    19,065,230.10x = 523,947,203,754,813.38
  5. Step 5: Solve for x
    x = 523,947,203,754,813.38/19,065,230.10
  6. Step 6: Final answer
    x = 27,481,819.05

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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.