Home / 11,738,629.60-17,607,944.40-7,707,551.20

Finding the Fourth Proportional to 11,738,629.60, 17,607,944.40 and 7,707,551.20

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Solution

The fourth proportional to 11,738,629.60, 17,607,944.40 and 7,707,551.20 is: 11,561,326.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,738,629.60 : 17,607,944.40 = 7,707,551.20 : x
  2. Step 2: Convert to fraction form
    11,738,629.60/17,607,944.40 = 7,707,551.20/x
  3. Step 3: Cross multiply
    11,738,629.60x = 17,607,944.40 × 7,707,551.20
  4. Step 4: Simplify right side
    11,738,629.60x = 135,714,132,989,753.27
  5. Step 5: Solve for x
    x = 135,714,132,989,753.27/11,738,629.60
  6. Step 6: Final answer
    x = 11,561,326.80

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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.