Home / 8,199,076.40-12,298,614.60-4,419,940.40

Finding the Fourth Proportional to 8,199,076.40, 12,298,614.60 and 4,419,940.40

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Solution

The fourth proportional to 8,199,076.40, 12,298,614.60 and 4,419,940.40 is: 6,629,910.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199,076.40 : 12,298,614.60 = 4,419,940.40 : x
  2. Step 2: Convert to fraction form
    8,199,076.40/12,298,614.60 = 4,419,940.40/x
  3. Step 3: Cross multiply
    8,199,076.40x = 12,298,614.60 × 4,419,940.40
  4. Step 4: Simplify right side
    8,199,076.40x = 54,359,143,534,569.84
  5. Step 5: Solve for x
    x = 54,359,143,534,569.84/8,199,076.40
  6. Step 6: Final answer
    x = 6,629,910.60

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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.