Home / 11,389,383.60-15,714,918.72-6,744,627.60

Finding the Fourth Proportional to 11,389,383.60, 15,714,918.72 and 6,744,627.60

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Solution

The fourth proportional to 11,389,383.60, 15,714,918.72 and 6,744,627.60 is: 9,306,146.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,389,383.60 : 15,714,918.72 = 6,744,627.60 : x
  2. Step 2: Convert to fraction form
    11,389,383.60/15,714,918.72 = 6,744,627.60/x
  3. Step 3: Cross multiply
    11,389,383.60x = 15,714,918.72 × 6,744,627.60
  4. Step 4: Simplify right side
    11,389,383.60x = 105,991,274,530,668.67
  5. Step 5: Solve for x
    x = 105,991,274,530,668.67/11,389,383.60
  6. Step 6: Final answer
    x = 9,306,146.69

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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.