Home / 16,990,887.07-25,499,023.26-11,512,993.22

Finding the Fourth Proportional to 16,990,887.07, 25,499,023.26 and 11,512,993.22

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Solution

The fourth proportional to 16,990,887.07, 25,499,023.26 and 11,512,993.22 is: 17,278,090.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,990,887.07 : 25,499,023.26 = 11,512,993.22 : x
  2. Step 2: Convert to fraction form
    16,990,887.07/25,499,023.26 = 11,512,993.22/x
  3. Step 3: Cross multiply
    16,990,887.07x = 25,499,023.26 × 11,512,993.22
  4. Step 4: Simplify right side
    16,990,887.07x = 293,570,081,833,954.81
  5. Step 5: Solve for x
    x = 293,570,081,833,954.81/16,990,887.07
  6. Step 6: Final answer
    x = 17,278,090.34

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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.