Home / 18,222,186.48-27,343,368.60-10,917,696

Finding the Fourth Proportional to 18,222,186.48, 27,343,368.60 and 10,917,696

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Solution

The fourth proportional to 18,222,186.48, 27,343,368.60 and 10,917,696 is: 16,382,588.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,222,186.48 : 27,343,368.60 = 10,917,696 : x
  2. Step 2: Convert to fraction form
    18,222,186.48/27,343,368.60 = 10,917,696/x
  3. Step 3: Cross multiply
    18,222,186.48x = 27,343,368.60 × 10,917,696
  4. Step 4: Simplify right side
    18,222,186.48x = 298,526,585,990,745.62
  5. Step 5: Solve for x
    x = 298,526,585,990,745.62/18,222,186.48
  6. Step 6: Final answer
    x = 16,382,588.68

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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.