Finding the Fourth Proportional to 8,394,626.19, 12,590,530.68 and 2,329,974.09
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Solution
The fourth proportional to 8,394,626.19, 12,590,530.68 and 2,329,974.09 is: 3,494,570.17
Step by Step Solution
- Step 1: Write the proportion equation
8,394,626.19 : 12,590,530.68 = 2,329,974.09 : x - Step 2: Convert to fraction form
8,394,626.19/12,590,530.68 = 2,329,974.09/x - Step 3: Cross multiply
8,394,626.19x = 12,590,530.68 × 2,329,974.09 - Step 4: Simplify right side
8,394,626.19x = 29,335,610,263,750.08 - Step 5: Solve for x
x = 29,335,610,263,750.08/8,394,626.19 - Step 6: Final answer
x = 3,494,570.17
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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.