Home / 16,236,200.79-22,405,962.83-8,894,297.21

Finding the Fourth Proportional to 16,236,200.79, 22,405,962.83 and 8,894,297.21

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Solution

The fourth proportional to 16,236,200.79, 22,405,962.83 and 8,894,297.21 is: 12,274,133.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,236,200.79 : 22,405,962.83 = 8,894,297.21 : x
  2. Step 2: Convert to fraction form
    16,236,200.79/22,405,962.83 = 8,894,297.21/x
  3. Step 3: Cross multiply
    16,236,200.79x = 22,405,962.83 × 8,894,297.21
  4. Step 4: Simplify right side
    16,236,200.79x = 199,285,292,529,731.41
  5. Step 5: Solve for x
    x = 199,285,292,529,731.41/16,236,200.79
  6. Step 6: Final answer
    x = 12,274,133.28

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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.