Home / 17,811,863.80-26,717,795.70-11,647,148.20

Finding the Fourth Proportional to 17,811,863.80, 26,717,795.70 and 11,647,148.20

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Solution

The fourth proportional to 17,811,863.80, 26,717,795.70 and 11,647,148.20 is: 17,470,722.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,811,863.80 : 26,717,795.70 = 11,647,148.20 : x
  2. Step 2: Convert to fraction form
    17,811,863.80/26,717,795.70 = 11,647,148.20/x
  3. Step 3: Cross multiply
    17,811,863.80x = 26,717,795.70 × 11,647,148.20
  4. Step 4: Simplify right side
    17,811,863.80x = 311,186,126,095,222.69
  5. Step 5: Solve for x
    x = 311,186,126,095,222.69/17,811,863.80
  6. Step 6: Final answer
    x = 17,470,722.30

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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.