Home / 10,869,661.20-16,304,491.80-3,297,003.60

Finding the Fourth Proportional to 10,869,661.20, 16,304,491.80 and 3,297,003.60

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Solution

The fourth proportional to 10,869,661.20, 16,304,491.80 and 3,297,003.60 is: 4,945,505.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,869,661.20 : 16,304,491.80 = 3,297,003.60 : x
  2. Step 2: Convert to fraction form
    10,869,661.20/16,304,491.80 = 3,297,003.60/x
  3. Step 3: Cross multiply
    10,869,661.20x = 16,304,491.80 × 3,297,003.60
  4. Step 4: Simplify right side
    10,869,661.20x = 53,755,968,160,770.48
  5. Step 5: Solve for x
    x = 53,755,968,160,770.48/10,869,661.20
  6. Step 6: Final answer
    x = 4,945,505.40

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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.