Home / 8,510,995.20-12,766,492.80-8,274,799.20

Finding the Fourth Proportional to 8,510,995.20, 12,766,492.80 and 8,274,799.20

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Solution

The fourth proportional to 8,510,995.20, 12,766,492.80 and 8,274,799.20 is: 12,412,198.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,510,995.20 : 12,766,492.80 = 8,274,799.20 : x
  2. Step 2: Convert to fraction form
    8,510,995.20/12,766,492.80 = 8,274,799.20/x
  3. Step 3: Cross multiply
    8,510,995.20x = 12,766,492.80 × 8,274,799.20
  4. Step 4: Simplify right side
    8,510,995.20x = 105,640,164,408,245.77
  5. Step 5: Solve for x
    x = 105,640,164,408,245.77/8,510,995.20
  6. Step 6: Final answer
    x = 12,412,198.80

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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.