Home / 7,415,000.20-11,122,500.30-2,622,845.80

Finding the Fourth Proportional to 7,415,000.20, 11,122,500.30 and 2,622,845.80

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Solution

The fourth proportional to 7,415,000.20, 11,122,500.30 and 2,622,845.80 is: 3,934,268.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,415,000.20 : 11,122,500.30 = 2,622,845.80 : x
  2. Step 2: Convert to fraction form
    7,415,000.20/11,122,500.30 = 2,622,845.80/x
  3. Step 3: Cross multiply
    7,415,000.20x = 11,122,500.30 × 2,622,845.80
  4. Step 4: Simplify right side
    7,415,000.20x = 29,172,603,197,353.74
  5. Step 5: Solve for x
    x = 29,172,603,197,353.74/7,415,000.20
  6. Step 6: Final answer
    x = 3,934,268.70

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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.