Home / 6,365,469.20-8,784,540.96-4,508,212

Finding the Fourth Proportional to 6,365,469.20, 8,784,540.96 and 4,508,212

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Solution

The fourth proportional to 6,365,469.20, 8,784,540.96 and 4,508,212 is: 6,221,469.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,365,469.20 : 8,784,540.96 = 4,508,212 : x
  2. Step 2: Convert to fraction form
    6,365,469.20/8,784,540.96 = 4,508,212/x
  3. Step 3: Cross multiply
    6,365,469.20x = 8,784,540.96 × 4,508,212
  4. Step 4: Simplify right side
    6,365,469.20x = 39,602,572,970,363.52
  5. Step 5: Solve for x
    x = 39,602,572,970,363.52/6,365,469.20
  6. Step 6: Final answer
    x = 6,221,469.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.