Home / 5,439,008.20-8,161,622.70-3,757,318.60

Finding the Fourth Proportional to 5,439,008.20, 8,161,622.70 and 3,757,318.60

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Solution

The fourth proportional to 5,439,008.20, 8,161,622.70 and 3,757,318.60 is: 5,638,126.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439,008.20 : 8,161,622.70 = 3,757,318.60 : x
  2. Step 2: Convert to fraction form
    5,439,008.20/8,161,622.70 = 3,757,318.60/x
  3. Step 3: Cross multiply
    5,439,008.20x = 8,161,622.70 × 3,757,318.60
  4. Step 4: Simplify right side
    5,439,008.20x = 30,665,816,776,892.22
  5. Step 5: Solve for x
    x = 30,665,816,776,892.22/5,439,008.20
  6. Step 6: Final answer
    x = 5,638,126.59

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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.