Home / 9,421,231.70-14,131,847.55-8,791,375.70

Finding the Fourth Proportional to 9,421,231.70, 14,131,847.55 and 8,791,375.70

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Solution

The fourth proportional to 9,421,231.70, 14,131,847.55 and 8,791,375.70 is: 13,187,063.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421,231.70 : 14,131,847.55 = 8,791,375.70 : x
  2. Step 2: Convert to fraction form
    9,421,231.70/14,131,847.55 = 8,791,375.70/x
  3. Step 3: Cross multiply
    9,421,231.70x = 14,131,847.55 × 8,791,375.70
  4. Step 4: Simplify right side
    9,421,231.70x = 124,238,381,147,174.53
  5. Step 5: Solve for x
    x = 124,238,381,147,174.53/9,421,231.70
  6. Step 6: Final answer
    x = 13,187,063.55

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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.