Home / 18,946,453.72-28,423,186.62-5,995,863.97

Finding the Fourth Proportional to 18,946,453.72, 28,423,186.62 and 5,995,863.97

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Solution

The fourth proportional to 18,946,453.72, 28,423,186.62 and 5,995,863.97 is: 8,994,905.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,946,453.72 : 28,423,186.62 = 5,995,863.97 : x
  2. Step 2: Convert to fraction form
    18,946,453.72/28,423,186.62 = 5,995,863.97/x
  3. Step 3: Cross multiply
    18,946,453.72x = 28,423,186.62 × 5,995,863.97
  4. Step 4: Simplify right side
    18,946,453.72x = 170,421,560,567,444.09
  5. Step 5: Solve for x
    x = 170,421,560,567,444.09/18,946,453.72
  6. Step 6: Final answer
    x = 8,994,905.49

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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.