Home / 6,276,642.40-9,415,838.40-2,682,380.80

Finding the Fourth Proportional to 6,276,642.40, 9,415,838.40 and 2,682,380.80

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Solution

The fourth proportional to 6,276,642.40, 9,415,838.40 and 2,682,380.80 is: 4,023,945.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276,642.40 : 9,415,838.40 = 2,682,380.80 : x
  2. Step 2: Convert to fraction form
    6,276,642.40/9,415,838.40 = 2,682,380.80/x
  3. Step 3: Cross multiply
    6,276,642.40x = 9,415,838.40 × 2,682,380.80
  4. Step 4: Simplify right side
    6,276,642.40x = 25,256,864,140,062.72
  5. Step 5: Solve for x
    x = 25,256,864,140,062.72/6,276,642.40
  6. Step 6: Final answer
    x = 4,023,945.05

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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.