Home / 8,629,766.21-12,944,334.02-2,564,340.29

Finding the Fourth Proportional to 8,629,766.21, 12,944,334.02 and 2,564,340.29

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Solution

The fourth proportional to 8,629,766.21, 12,944,334.02 and 2,564,340.29 is: 3,846,416.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,629,766.21 : 12,944,334.02 = 2,564,340.29 : x
  2. Step 2: Convert to fraction form
    8,629,766.21/12,944,334.02 = 2,564,340.29/x
  3. Step 3: Cross multiply
    8,629,766.21x = 12,944,334.02 × 2,564,340.29
  4. Step 4: Simplify right side
    8,629,766.21x = 33,193,677,177,160.30
  5. Step 5: Solve for x
    x = 33,193,677,177,160.30/8,629,766.21
  6. Step 6: Final answer
    x = 3,846,416.74

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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.