Home / 21,581,481.70-32,372,222.55-16,542,633.70

Finding the Fourth Proportional to 21,581,481.70, 32,372,222.55 and 16,542,633.70

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Solution

The fourth proportional to 21,581,481.70, 32,372,222.55 and 16,542,633.70 is: 24,813,950.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,581,481.70 : 32,372,222.55 = 16,542,633.70 : x
  2. Step 2: Convert to fraction form
    21,581,481.70/32,372,222.55 = 16,542,633.70/x
  3. Step 3: Cross multiply
    21,581,481.70x = 32,372,222.55 × 16,542,633.70
  4. Step 4: Simplify right side
    21,581,481.70x = 535,521,819,699,529.94
  5. Step 5: Solve for x
    x = 535,521,819,699,529.94/21,581,481.70
  6. Step 6: Final answer
    x = 24,813,950.55

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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.