Home / 10,321,749.60-15,484,487.40-4,253,164.80

Finding the Fourth Proportional to 10,321,749.60, 15,484,487.40 and 4,253,164.80

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Solution

The fourth proportional to 10,321,749.60, 15,484,487.40 and 4,253,164.80 is: 6,380,514.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,321,749.60 : 15,484,487.40 = 4,253,164.80 : x
  2. Step 2: Convert to fraction form
    10,321,749.60/15,484,487.40 = 4,253,164.80/x
  3. Step 3: Cross multiply
    10,321,749.60x = 15,484,487.40 × 4,253,164.80
  4. Step 4: Simplify right side
    10,321,749.60x = 65,858,076,755,723.52
  5. Step 5: Solve for x
    x = 65,858,076,755,723.52/10,321,749.60
  6. Step 6: Final answer
    x = 6,380,514.87

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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.