Finding the Fourth Proportional to 11,589,197.11, 15,993,102.20 and 6,945,679.33
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Solution
The fourth proportional to 11,589,197.11, 15,993,102.20 and 6,945,679.33 is: 9,585,043.58
Step by Step Solution
- Step 1: Write the proportion equation
11,589,197.11 : 15,993,102.20 = 6,945,679.33 : x - Step 2: Convert to fraction form
11,589,197.11/15,993,102.20 = 6,945,679.33/x - Step 3: Cross multiply
11,589,197.11x = 15,993,102.20 × 6,945,679.33 - Step 4: Simplify right side
11,589,197.11x = 111,082,959,427,437.02 - Step 5: Solve for x
x = 111,082,959,427,437.02/11,589,197.11 - Step 6: Final answer
x = 9,585,043.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.