Home / 10,561,207.60-15,820,816.20-5,760,305.20

Finding the Fourth Proportional to 10,561,207.60, 15,820,816.20 and 5,760,305.20

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Solution

The fourth proportional to 10,561,207.60, 15,820,816.20 and 5,760,305.20 is: 8,629,006.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,561,207.60 : 15,820,816.20 = 5,760,305.20 : x
  2. Step 2: Convert to fraction form
    10,561,207.60/15,820,816.20 = 5,760,305.20/x
  3. Step 3: Cross multiply
    10,561,207.60x = 15,820,816.20 × 5,760,305.20
  4. Step 4: Simplify right side
    10,561,207.60x = 91,132,729,825,104.23
  5. Step 5: Solve for x
    x = 91,132,729,825,104.23/10,561,207.60
  6. Step 6: Final answer
    x = 8,629,006.58

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.