Home / 13,622,158.40-20,433,311.40-3,387,018.44

Finding the Fourth Proportional to 13,622,158.40, 20,433,311.40 and 3,387,018.44

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Solution

The fourth proportional to 13,622,158.40, 20,433,311.40 and 3,387,018.44 is: 5,080,546.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,622,158.40 : 20,433,311.40 = 3,387,018.44 : x
  2. Step 2: Convert to fraction form
    13,622,158.40/20,433,311.40 = 3,387,018.44/x
  3. Step 3: Cross multiply
    13,622,158.40x = 20,433,311.40 × 3,387,018.44
  4. Step 4: Simplify right side
    13,622,158.40x = 69,208,002,565,846.80
  5. Step 5: Solve for x
    x = 69,208,002,565,846.80/13,622,158.40
  6. Step 6: Final answer
    x = 5,080,546.02

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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.