Home / 8,180,803.05-12,268,334.34-4,487,084.79

Finding the Fourth Proportional to 8,180,803.05, 12,268,334.34 and 4,487,084.79

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Solution

The fourth proportional to 8,180,803.05, 12,268,334.34 and 4,487,084.79 is: 6,729,052.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180,803.05 : 12,268,334.34 = 4,487,084.79 : x
  2. Step 2: Convert to fraction form
    8,180,803.05/12,268,334.34 = 4,487,084.79/x
  3. Step 3: Cross multiply
    8,180,803.05x = 12,268,334.34 × 4,487,084.79
  4. Step 4: Simplify right side
    8,180,803.05x = 55,049,056,415,648.69
  5. Step 5: Solve for x
    x = 55,049,056,415,648.69/8,180,803.05
  6. Step 6: Final answer
    x = 6,729,052.89

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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.