Home / 7,452,048.80-11,178,073.20-3,672,912.80

Finding the Fourth Proportional to 7,452,048.80, 11,178,073.20 and 3,672,912.80

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Solution

The fourth proportional to 7,452,048.80, 11,178,073.20 and 3,672,912.80 is: 5,509,369.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452,048.80 : 11,178,073.20 = 3,672,912.80 : x
  2. Step 2: Convert to fraction form
    7,452,048.80/11,178,073.20 = 3,672,912.80/x
  3. Step 3: Cross multiply
    7,452,048.80x = 11,178,073.20 × 3,672,912.80
  4. Step 4: Simplify right side
    7,452,048.80x = 41,056,088,135,616.95
  5. Step 5: Solve for x
    x = 41,056,088,135,616.95/7,452,048.80
  6. Step 6: Final answer
    x = 5,509,369.20

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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.