Home / 5,412,149.58-8,118,218.82-2,217,281.52

Finding the Fourth Proportional to 5,412,149.58, 8,118,218.82 and 2,217,281.52

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Solution

The fourth proportional to 5,412,149.58, 8,118,218.82 and 2,217,281.52 is: 3,325,920.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,412,149.58 : 8,118,218.82 = 2,217,281.52 : x
  2. Step 2: Convert to fraction form
    5,412,149.58/8,118,218.82 = 2,217,281.52/x
  3. Step 3: Cross multiply
    5,412,149.58x = 8,118,218.82 × 2,217,281.52
  4. Step 4: Simplify right side
    5,412,149.58x = 18,000,376,564,902.21
  5. Step 5: Solve for x
    x = 18,000,376,564,902.21/5,412,149.58
  6. Step 6: Final answer
    x = 3,325,920.01

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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.