Home / 8,082,848.70-12,124,273.05-5,213,067.30

Finding the Fourth Proportional to 8,082,848.70, 12,124,273.05 and 5,213,067.30

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Solution

The fourth proportional to 8,082,848.70, 12,124,273.05 and 5,213,067.30 is: 7,819,600.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,082,848.70 : 12,124,273.05 = 5,213,067.30 : x
  2. Step 2: Convert to fraction form
    8,082,848.70/12,124,273.05 = 5,213,067.30/x
  3. Step 3: Cross multiply
    8,082,848.70x = 12,124,273.05 × 5,213,067.30
  4. Step 4: Simplify right side
    8,082,848.70x = 63,204,651,373,226.27
  5. Step 5: Solve for x
    x = 63,204,651,373,226.27/8,082,848.70
  6. Step 6: Final answer
    x = 7,819,600.95

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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.