Home / 12,297,616.40-18,448,174.20-3,776,675.60

Finding the Fourth Proportional to 12,297,616.40, 18,448,174.20 and 3,776,675.60

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Solution

The fourth proportional to 12,297,616.40, 18,448,174.20 and 3,776,675.60 is: 5,665,550.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,297,616.40 : 18,448,174.20 = 3,776,675.60 : x
  2. Step 2: Convert to fraction form
    12,297,616.40/18,448,174.20 = 3,776,675.60/x
  3. Step 3: Cross multiply
    12,297,616.40x = 18,448,174.20 × 3,776,675.60
  4. Step 4: Simplify right side
    12,297,616.40x = 69,672,769,365,689.52
  5. Step 5: Solve for x
    x = 69,672,769,365,689.52/12,297,616.40
  6. Step 6: Final answer
    x = 5,665,550.71

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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.