Finding the Fourth Proportional to 6,491,791.14, 8,958,884.12 and 3,551,539.99
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Solution
The fourth proportional to 6,491,791.14, 8,958,884.12 and 3,551,539.99 is: 4,901,241.36
Step by Step Solution
- Step 1: Write the proportion equation
6,491,791.14 : 8,958,884.12 = 3,551,539.99 : x - Step 2: Convert to fraction form
6,491,791.14/8,958,884.12 = 3,551,539.99/x - Step 3: Cross multiply
6,491,791.14x = 8,958,884.12 × 3,551,539.99 - Step 4: Simplify right side
6,491,791.14x = 31,817,835,217,955.96 - Step 5: Solve for x
x = 31,817,835,217,955.96/6,491,791.14 - Step 6: Final answer
x = 4,901,241.36
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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.