Home / 4,389,932.20-6,598,895.10-4,137,989.80

Finding the Fourth Proportional to 4,389,932.20, 6,598,895.10 and 4,137,989.80

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Solution

The fourth proportional to 4,389,932.20, 6,598,895.10 and 4,137,989.80 is: 6,220,178.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389,932.20 : 6,598,895.10 = 4,137,989.80 : x
  2. Step 2: Convert to fraction form
    4,389,932.20/6,598,895.10 = 4,137,989.80/x
  3. Step 3: Cross multiply
    4,389,932.20x = 6,598,895.10 × 4,137,989.80
  4. Step 4: Simplify right side
    4,389,932.20x = 27,306,160,615,069.98
  5. Step 5: Solve for x
    x = 27,306,160,615,069.98/4,389,932.20
  6. Step 6: Final answer
    x = 6,220,178.21

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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.