Home / 20,296,799.50-27,982,487.31-16,124,328.64

Finding the Fourth Proportional to 20,296,799.50, 27,982,487.31 and 16,124,328.64

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Solution

The fourth proportional to 20,296,799.50, 27,982,487.31 and 16,124,328.64 is: 22,230,047.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,296,799.50 : 27,982,487.31 = 16,124,328.64 : x
  2. Step 2: Convert to fraction form
    20,296,799.50/27,982,487.31 = 16,124,328.64/x
  3. Step 3: Cross multiply
    20,296,799.50x = 27,982,487.31 × 16,124,328.64
  4. Step 4: Simplify right side
    20,296,799.50x = 451,198,821,551,069.56
  5. Step 5: Solve for x
    x = 451,198,821,551,069.56/20,296,799.50
  6. Step 6: Final answer
    x = 22,230,047.73

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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.