Finding the Fourth Proportional to 5,468,813.60, 8,204,972.84 and 3,829,198.75
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Solution
The fourth proportional to 5,468,813.60, 8,204,972.84 and 3,829,198.75 is: 5,745,025.16
Step by Step Solution
- Step 1: Write the proportion equation
5,468,813.60 : 8,204,972.84 = 3,829,198.75 : x - Step 2: Convert to fraction form
5,468,813.60/8,204,972.84 = 3,829,198.75/x - Step 3: Cross multiply
5,468,813.60x = 8,204,972.84 × 3,829,198.75 - Step 4: Simplify right side
5,468,813.60x = 31,418,471,742,711.95 - Step 5: Solve for x
x = 31,418,471,742,711.95/5,468,813.60 - Step 6: Final answer
x = 5,745,025.16
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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.