Home / 8,263,287.36-12,395,645.28-2,279,655.36

Finding the Fourth Proportional to 8,263,287.36, 12,395,645.28 and 2,279,655.36

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Solution

The fourth proportional to 8,263,287.36, 12,395,645.28 and 2,279,655.36 is: 3,419,680.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263,287.36 : 12,395,645.28 = 2,279,655.36 : x
  2. Step 2: Convert to fraction form
    8,263,287.36/12,395,645.28 = 2,279,655.36/x
  3. Step 3: Cross multiply
    8,263,287.36x = 12,395,645.28 × 2,279,655.36
  4. Step 4: Simplify right side
    8,263,287.36x = 28,257,799,203,210.70
  5. Step 5: Solve for x
    x = 28,257,799,203,210.70/8,263,287.36
  6. Step 6: Final answer
    x = 3,419,680.08

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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.