Home / 18,288,052.80-27,432,079.20-16,608,436.80

Finding the Fourth Proportional to 18,288,052.80, 27,432,079.20 and 16,608,436.80

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Solution

The fourth proportional to 18,288,052.80, 27,432,079.20 and 16,608,436.80 is: 24,912,655.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,288,052.80 : 27,432,079.20 = 16,608,436.80 : x
  2. Step 2: Convert to fraction form
    18,288,052.80/27,432,079.20 = 16,608,436.80/x
  3. Step 3: Cross multiply
    18,288,052.80x = 27,432,079.20 × 16,608,436.80
  4. Step 4: Simplify right side
    18,288,052.80x = 455,603,953,685,794.56
  5. Step 5: Solve for x
    x = 455,603,953,685,794.56/18,288,052.80
  6. Step 6: Final answer
    x = 24,912,655.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.