Home / 8,099,328.50-11,177,306.61-4,477,889.78

Finding the Fourth Proportional to 8,099,328.50, 11,177,306.61 and 4,477,889.78

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Solution

The fourth proportional to 8,099,328.50, 11,177,306.61 and 4,477,889.78 is: 6,179,616.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,099,328.50 : 11,177,306.61 = 4,477,889.78 : x
  2. Step 2: Convert to fraction form
    8,099,328.50/11,177,306.61 = 4,477,889.78/x
  3. Step 3: Cross multiply
    8,099,328.50x = 11,177,306.61 × 4,477,889.78
  4. Step 4: Simplify right side
    8,099,328.50x = 50,050,747,036,845.45
  5. Step 5: Solve for x
    x = 50,050,747,036,845.45/8,099,328.50
  6. Step 6: Final answer
    x = 6,179,616.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.