Home / 8,179,492.20-12,269,238.30-2,422,433.40

Finding the Fourth Proportional to 8,179,492.20, 12,269,238.30 and 2,422,433.40

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Solution

The fourth proportional to 8,179,492.20, 12,269,238.30 and 2,422,433.40 is: 3,633,650.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,179,492.20 : 12,269,238.30 = 2,422,433.40 : x
  2. Step 2: Convert to fraction form
    8,179,492.20/12,269,238.30 = 2,422,433.40/x
  3. Step 3: Cross multiply
    8,179,492.20x = 12,269,238.30 × 2,422,433.40
  4. Step 4: Simplify right side
    8,179,492.20x = 29,721,412,650,479.22
  5. Step 5: Solve for x
    x = 29,721,412,650,479.22/8,179,492.20
  6. Step 6: Final answer
    x = 3,633,650.10

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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.