Home / 20,296,936.17-27,982,676.07-16,124,465.16

Finding the Fourth Proportional to 20,296,936.17, 27,982,676.07 and 16,124,465.16

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Solution

The fourth proportional to 20,296,936.17, 27,982,676.07 and 16,124,465.16 is: 22,230,236.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,296,936.17 : 27,982,676.07 = 16,124,465.16 : x
  2. Step 2: Convert to fraction form
    20,296,936.17/27,982,676.07 = 16,124,465.16/x
  3. Step 3: Cross multiply
    20,296,936.17x = 27,982,676.07 × 16,124,465.16
  4. Step 4: Simplify right side
    20,296,936.17x = 451,205,685,374,280.75
  5. Step 5: Solve for x
    x = 451,205,685,374,280.75/20,296,936.17
  6. Step 6: Final answer
    x = 22,230,236.21

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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.