Home / 6,109,816.69-8,430,609.72-3,530,999.44

Finding the Fourth Proportional to 6,109,816.69, 8,430,609.72 and 3,530,999.44

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Solution

The fourth proportional to 6,109,816.69, 8,430,609.72 and 3,530,999.44 is: 4,872,237.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,109,816.69 : 8,430,609.72 = 3,530,999.44 : x
  2. Step 2: Convert to fraction form
    6,109,816.69/8,430,609.72 = 3,530,999.44/x
  3. Step 3: Cross multiply
    6,109,816.69x = 8,430,609.72 × 3,530,999.44
  4. Step 4: Simplify right side
    6,109,816.69x = 29,768,478,200,178.56
  5. Step 5: Solve for x
    x = 29,768,478,200,178.56/6,109,816.69
  6. Step 6: Final answer
    x = 4,872,237.53

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1.5x scale

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.