Home / 17,770,078.69-26,634,967.56-8,165,611.22

Finding the Fourth Proportional to 17,770,078.69, 26,634,967.56 and 8,165,611.22

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Solution

The fourth proportional to 17,770,078.69, 26,634,967.56 and 8,165,611.22 is: 12,239,157.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,770,078.69 : 26,634,967.56 = 8,165,611.22 : x
  2. Step 2: Convert to fraction form
    17,770,078.69/26,634,967.56 = 8,165,611.22/x
  3. Step 3: Cross multiply
    17,770,078.69x = 26,634,967.56 × 8,165,611.22
  4. Step 4: Simplify right side
    17,770,078.69x = 217,490,789,819,097.16
  5. Step 5: Solve for x
    x = 217,490,789,819,097.16/17,770,078.69
  6. Step 6: Final answer
    x = 12,239,157.39

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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.