Home / 11,747,029.20-17,620,543.80-3,769,659.60

Finding the Fourth Proportional to 11,747,029.20, 17,620,543.80 and 3,769,659.60

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Solution

The fourth proportional to 11,747,029.20, 17,620,543.80 and 3,769,659.60 is: 5,654,489.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,747,029.20 : 17,620,543.80 = 3,769,659.60 : x
  2. Step 2: Convert to fraction form
    11,747,029.20/17,620,543.80 = 3,769,659.60/x
  3. Step 3: Cross multiply
    11,747,029.20x = 17,620,543.80 × 3,769,659.60
  4. Step 4: Simplify right side
    11,747,029.20x = 66,423,452,092,890.48
  5. Step 5: Solve for x
    x = 66,423,452,092,890.48/11,747,029.20
  6. Step 6: Final answer
    x = 5,654,489.40

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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.