Finding the Fourth Proportional to 11,081,242.14, 16,627,129.29 and 7,674,770.94
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Solution
The fourth proportional to 11,081,242.14, 16,627,129.29 and 7,674,770.94 is: 11,515,803.65
Step by Step Solution
- Step 1: Write the proportion equation
11,081,242.14 : 16,627,129.29 = 7,674,770.94 : x - Step 2: Convert to fraction form
11,081,242.14/16,627,129.29 = 7,674,770.94/x - Step 3: Cross multiply
11,081,242.14x = 16,627,129.29 × 7,674,770.94 - Step 4: Simplify right side
11,081,242.14x = 127,609,408,690,514.83 - Step 5: Solve for x
x = 127,609,408,690,514.83/11,081,242.14 - Step 6: Final answer
x = 11,515,803.65
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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.