Home / 8,555,965.35-12,825,312.11-5,363,333.54

Finding the Fourth Proportional to 8,555,965.35, 12,825,312.11 and 5,363,333.54

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Solution

The fourth proportional to 8,555,965.35, 12,825,312.11 and 5,363,333.54 is: 8,039,586.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,555,965.35 : 12,825,312.11 = 5,363,333.54 : x
  2. Step 2: Convert to fraction form
    8,555,965.35/12,825,312.11 = 5,363,333.54/x
  3. Step 3: Cross multiply
    8,555,965.35x = 12,825,312.11 × 5,363,333.54
  4. Step 4: Simplify right side
    8,555,965.35x = 68,786,426,665,019.44
  5. Step 5: Solve for x
    x = 68,786,426,665,019.44/8,555,965.35
  6. Step 6: Final answer
    x = 8,039,586.87

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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.