Home / 11,978,014.80-17,967,022.20-10,088,446.80

Finding the Fourth Proportional to 11,978,014.80, 17,967,022.20 and 10,088,446.80

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Solution

The fourth proportional to 11,978,014.80, 17,967,022.20 and 10,088,446.80 is: 15,132,670.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,978,014.80 : 17,967,022.20 = 10,088,446.80 : x
  2. Step 2: Convert to fraction form
    11,978,014.80/17,967,022.20 = 10,088,446.80/x
  3. Step 3: Cross multiply
    11,978,014.80x = 17,967,022.20 × 10,088,446.80
  4. Step 4: Simplify right side
    11,978,014.80x = 181,259,347,619,118.97
  5. Step 5: Solve for x
    x = 181,259,347,619,118.97/11,978,014.80
  6. Step 6: Final answer
    x = 15,132,670.20

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1.5x scale

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.