Home / 8,890,800.90-13,338,105-2,659,392.96

Finding the Fourth Proportional to 8,890,800.90, 13,338,105 and 2,659,392.96

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Solution

The fourth proportional to 8,890,800.90, 13,338,105 and 2,659,392.96 is: 3,989,658.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,890,800.90 : 13,338,105 = 2,659,392.96 : x
  2. Step 2: Convert to fraction form
    8,890,800.90/13,338,105 = 2,659,392.96/x
  3. Step 3: Cross multiply
    8,890,800.90x = 13,338,105 × 2,659,392.96
  4. Step 4: Simplify right side
    8,890,800.90x = 35,471,262,536,740.80
  5. Step 5: Solve for x
    x = 35,471,262,536,740.80/8,890,800.90
  6. Step 6: Final answer
    x = 3,989,658.85

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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.