Home / 4,389,908.20-6,598,859.10-4,137,965.80

Finding the Fourth Proportional to 4,389,908.20, 6,598,859.10 and 4,137,965.80

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Solution

The fourth proportional to 4,389,908.20, 6,598,859.10 and 4,137,965.80 is: 6,220,142.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389,908.20 : 6,598,859.10 = 4,137,965.80 : x
  2. Step 2: Convert to fraction form
    4,389,908.20/6,598,859.10 = 4,137,965.80/x
  3. Step 3: Cross multiply
    4,389,908.20x = 6,598,859.10 × 4,137,965.80
  4. Step 4: Simplify right side
    4,389,908.20x = 27,305,853,274,818.78
  5. Step 5: Solve for x
    x = 27,305,853,274,818.78/4,389,908.20
  6. Step 6: Final answer
    x = 6,220,142.21

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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.