Home / 8,214,334.80-12,328,500.60-3,672,373.20

Finding the Fourth Proportional to 8,214,334.80, 12,328,500.60 and 3,672,373.20

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Solution

The fourth proportional to 8,214,334.80, 12,328,500.60 and 3,672,373.20 is: 5,511,688.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,214,334.80 : 12,328,500.60 = 3,672,373.20 : x
  2. Step 2: Convert to fraction form
    8,214,334.80/12,328,500.60 = 3,672,373.20/x
  3. Step 3: Cross multiply
    8,214,334.80x = 12,328,500.60 × 3,672,373.20
  4. Step 4: Simplify right side
    8,214,334.80x = 45,274,855,199,623.92
  5. Step 5: Solve for x
    x = 45,274,855,199,623.92/8,214,334.80
  6. Step 6: Final answer
    x = 5,511,688.57

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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.