Home / 8,122,595.70-12,183,893.55-3,333,721.80

Finding the Fourth Proportional to 8,122,595.70, 12,183,893.55 and 3,333,721.80

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Solution

The fourth proportional to 8,122,595.70, 12,183,893.55 and 3,333,721.80 is: 5,000,582.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,122,595.70 : 12,183,893.55 = 3,333,721.80 : x
  2. Step 2: Convert to fraction form
    8,122,595.70/12,183,893.55 = 3,333,721.80/x
  3. Step 3: Cross multiply
    8,122,595.70x = 12,183,893.55 × 3,333,721.80
  4. Step 4: Simplify right side
    8,122,595.70x = 40,617,711,536,514.39
  5. Step 5: Solve for x
    x = 40,617,711,536,514.39/8,122,595.70
  6. Step 6: Final answer
    x = 5,000,582.70

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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.