Home / 16,762,236.21-23,131,764.61-9,419,911.22

Finding the Fourth Proportional to 16,762,236.21, 23,131,764.61 and 9,419,911.22

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Solution

The fourth proportional to 16,762,236.21, 23,131,764.61 and 9,419,911.22 is: 12,999,409.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,762,236.21 : 23,131,764.61 = 9,419,911.22 : x
  2. Step 2: Convert to fraction form
    16,762,236.21/23,131,764.61 = 9,419,911.22/x
  3. Step 3: Cross multiply
    16,762,236.21x = 23,131,764.61 × 9,419,911.22
  4. Step 4: Simplify right side
    16,762,236.21x = 217,899,169,022,417.56
  5. Step 5: Solve for x
    x = 217,899,169,022,417.56/16,762,236.21
  6. Step 6: Final answer
    x = 12,999,409.28

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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.