Home / 16,205,517.32-22,362,777.88-8,861,921.24

Finding the Fourth Proportional to 16,205,517.32, 22,362,777.88 and 8,861,921.24

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Solution

The fourth proportional to 16,205,517.32, 22,362,777.88 and 8,861,921.24 is: 12,228,994.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,205,517.32 : 22,362,777.88 = 8,861,921.24 : x
  2. Step 2: Convert to fraction form
    16,205,517.32/22,362,777.88 = 8,861,921.24/x
  3. Step 3: Cross multiply
    16,205,517.32x = 22,362,777.88 × 8,861,921.24
  4. Step 4: Simplify right side
    16,205,517.32x = 198,177,176,146,205.47
  5. Step 5: Solve for x
    x = 198,177,176,146,205.47/16,205,517.32
  6. Step 6: Final answer
    x = 12,228,994.13

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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.