Home / 8,380,034.90-12,563,908.35-3,328,847.70

Finding the Fourth Proportional to 8,380,034.90, 12,563,908.35 and 3,328,847.70

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Solution

The fourth proportional to 8,380,034.90, 12,563,908.35 and 3,328,847.70 is: 4,990,830.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,380,034.90 : 12,563,908.35 = 3,328,847.70 : x
  2. Step 2: Convert to fraction form
    8,380,034.90/12,563,908.35 = 3,328,847.70/x
  3. Step 3: Cross multiply
    8,380,034.90x = 12,563,908.35 × 3,328,847.70
  4. Step 4: Simplify right side
    8,380,034.90x = 41,823,337,413,908.30
  5. Step 5: Solve for x
    x = 41,823,337,413,908.30/8,380,034.90
  6. Step 6: Final answer
    x = 4,990,830.93

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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.