Finding the Fourth Proportional to 6,960,408.13, 9,606,517.68 and 4,059,798.94
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Solution
The fourth proportional to 6,960,408.13, 9,606,517.68 and 4,059,798.94 is: 5,603,195.90
Step by Step Solution
- Step 1: Write the proportion equation
6,960,408.13 : 9,606,517.68 = 4,059,798.94 : x - Step 2: Convert to fraction form
6,960,408.13/9,606,517.68 = 4,059,798.94/x - Step 3: Cross multiply
6,960,408.13x = 9,606,517.68 × 4,059,798.94 - Step 4: Simplify right side
6,960,408.13x = 39,000,530,294,355.26 - Step 5: Solve for x
x = 39,000,530,294,355.26/6,960,408.13 - Step 6: Final answer
x = 5,603,195.90
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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.