Finding the Fourth Proportional to 36,715,090.51, 55,047,791.44 and 20,552,198.23
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Solution
The fourth proportional to 36,715,090.51, 55,047,791.44 and 20,552,198.23 is: 30,814,390.11
Step by Step Solution
- Step 1: Write the proportion equation
36,715,090.51 : 55,047,791.44 = 20,552,198.23 : x - Step 2: Convert to fraction form
36,715,090.51/55,047,791.44 = 20,552,198.23/x - Step 3: Cross multiply
36,715,090.51x = 55,047,791.44 × 20,552,198.23 - Step 4: Simplify right side
36,715,090.51x = 1,131,353,121,798,577.25 - Step 5: Solve for x
x = 1,131,353,121,798,577.25/36,715,090.51 - Step 6: Final answer
x = 30,814,390.11
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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.