Home / 20,188,288.00-27,859,950.63-11,486,460.43

Finding the Fourth Proportional to 20,188,288.00, 27,859,950.63 and 11,486,460.43

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Solution

The fourth proportional to 20,188,288.00, 27,859,950.63 and 11,486,460.43 is: 15,851,379.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,188,288.00 : 27,859,950.63 = 11,486,460.43 : x
  2. Step 2: Convert to fraction form
    20,188,288.00/27,859,950.63 = 11,486,460.43/x
  3. Step 3: Cross multiply
    20,188,288.00x = 27,859,950.63 × 11,486,460.43
  4. Step 4: Simplify right side
    20,188,288.00x = 320,012,220,296,516.56
  5. Step 5: Solve for x
    x = 320,012,220,296,516.56/20,188,288.00
  6. Step 6: Final answer
    x = 15,851,379.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.