Finding the Fourth Proportional to 6,887,890.24, 9,505,375.97 and 3,790,770.19
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Solution
The fourth proportional to 6,887,890.24, 9,505,375.97 and 3,790,770.19 is: 5,231,310.98
Step by Step Solution
- Step 1: Write the proportion equation
6,887,890.24 : 9,505,375.97 = 3,790,770.19 : x - Step 2: Convert to fraction form
6,887,890.24/9,505,375.97 = 3,790,770.19/x - Step 3: Cross multiply
6,887,890.24x = 9,505,375.97 × 3,790,770.19 - Step 4: Simplify right side
6,887,890.24x = 36,032,695,871,818.34 - Step 5: Solve for x
x = 36,032,695,871,818.34/6,887,890.24 - Step 6: Final answer
x = 5,231,310.98
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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.