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Finding the Fourth Proportional to 8,353,000.80, 12,530,883.60 and 3,562,984.80

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Solution

The fourth proportional to 8,353,000.80, 12,530,883.60 and 3,562,984.80 is: 5,345,066.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,353,000.80 : 12,530,883.60 = 3,562,984.80 : x
  2. Step 2: Convert to fraction form
    8,353,000.80/12,530,883.60 = 3,562,984.80/x
  3. Step 3: Cross multiply
    8,353,000.80x = 12,530,883.60 × 3,562,984.80
  4. Step 4: Simplify right side
    8,353,000.80x = 44,647,347,797,369.27
  5. Step 5: Solve for x
    x = 44,647,347,797,369.27/8,353,000.80
  6. Step 6: Final answer
    x = 5,345,066.86

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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.