Home / 12,254,856.60-18,382,284.90-3,279,408.60

Finding the Fourth Proportional to 12,254,856.60, 18,382,284.90 and 3,279,408.60

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Solution

The fourth proportional to 12,254,856.60, 18,382,284.90 and 3,279,408.60 is: 4,919,112.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,254,856.60 : 18,382,284.90 = 3,279,408.60 : x
  2. Step 2: Convert to fraction form
    12,254,856.60/18,382,284.90 = 3,279,408.60/x
  3. Step 3: Cross multiply
    12,254,856.60x = 18,382,284.90 × 3,279,408.60
  4. Step 4: Simplify right side
    12,254,856.60x = 60,283,023,188,710.14
  5. Step 5: Solve for x
    x = 60,283,023,188,710.14/12,254,856.60
  6. Step 6: Final answer
    x = 4,919,112.90

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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.