Home / 11,978,022.80-17,967,034.20-10,088,454.80

Finding the Fourth Proportional to 11,978,022.80, 17,967,034.20 and 10,088,454.80

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Solution

The fourth proportional to 11,978,022.80, 17,967,034.20 and 10,088,454.80 is: 15,132,682.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,978,022.80 : 17,967,034.20 = 10,088,454.80 : x
  2. Step 2: Convert to fraction form
    11,978,022.80/17,967,034.20 = 10,088,454.80/x
  3. Step 3: Cross multiply
    11,978,022.80x = 17,967,034.20 × 10,088,454.80
  4. Step 4: Simplify right side
    11,978,022.80x = 181,259,612,416,754.16
  5. Step 5: Solve for x
    x = 181,259,612,416,754.16/11,978,022.80
  6. Step 6: Final answer
    x = 15,132,682.20

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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.