Home / 25,890,236.22-35,741,959.05-18,913,079.28

Finding the Fourth Proportional to 25,890,236.22, 35,741,959.05 and 18,913,079.28

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Solution

The fourth proportional to 25,890,236.22, 35,741,959.05 and 18,913,079.28 is: 26,109,862.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,890,236.22 : 35,741,959.05 = 18,913,079.28 : x
  2. Step 2: Convert to fraction form
    25,890,236.22/35,741,959.05 = 18,913,079.28/x
  3. Step 3: Cross multiply
    25,890,236.22x = 35,741,959.05 × 18,913,079.28
  4. Step 4: Simplify right side
    25,890,236.22x = 675,990,505,135,163.50
  5. Step 5: Solve for x
    x = 675,990,505,135,163.50/25,890,236.22
  6. Step 6: Final answer
    x = 26,109,862.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.