Home / 7,521,161.70-11,285,590.14-3,581,998.86

Finding the Fourth Proportional to 7,521,161.70, 11,285,590.14 and 3,581,998.86

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Solution

The fourth proportional to 7,521,161.70, 11,285,590.14 and 3,581,998.86 is: 5,374,830.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521,161.70 : 11,285,590.14 = 3,581,998.86 : x
  2. Step 2: Convert to fraction form
    7,521,161.70/11,285,590.14 = 3,581,998.86/x
  3. Step 3: Cross multiply
    7,521,161.70x = 11,285,590.14 × 3,581,998.86
  4. Step 4: Simplify right side
    7,521,161.70x = 40,424,971,015,907.24
  5. Step 5: Solve for x
    x = 40,424,971,015,907.24/7,521,161.70
  6. Step 6: Final answer
    x = 5,374,830.73

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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.