Finding the Fourth Proportional to 7,586,107.49, 10,469,787.08 and 4,974,808.48
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Solution
The fourth proportional to 7,586,107.49, 10,469,787.08 and 4,974,808.48 is: 6,865,864.42
Step by Step Solution
- Step 1: Write the proportion equation
7,586,107.49 : 10,469,787.08 = 4,974,808.48 : x - Step 2: Convert to fraction form
7,586,107.49/10,469,787.08 = 4,974,808.48/x - Step 3: Cross multiply
7,586,107.49x = 10,469,787.08 × 4,974,808.48 - Step 4: Simplify right side
7,586,107.49x = 52,085,185,498,329.92 - Step 5: Solve for x
x = 52,085,185,498,329.92/7,586,107.49 - Step 6: Final answer
x = 6,865,864.42
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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.