Home / 7,413,550.80-11,108,516.40-5,500,363.20

Finding the Fourth Proportional to 7,413,550.80, 11,108,516.40 and 5,500,363.20

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Solution

The fourth proportional to 7,413,550.80, 11,108,516.40 and 5,500,363.20 is: 8,241,782.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413,550.80 : 11,108,516.40 = 5,500,363.20 : x
  2. Step 2: Convert to fraction form
    7,413,550.80/11,108,516.40 = 5,500,363.20/x
  3. Step 3: Cross multiply
    7,413,550.80x = 11,108,516.40 × 5,500,363.20
  4. Step 4: Simplify right side
    7,413,550.80x = 61,100,874,813,156.48
  5. Step 5: Solve for x
    x = 61,100,874,813,156.48/7,413,550.80
  6. Step 6: Final answer
    x = 8,241,782.71

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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.