Finding the Fourth Proportional to 49,498,364.60, 68,306,715.66 and 27,470,584.70
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Solution
The fourth proportional to 49,498,364.60, 68,306,715.66 and 27,470,584.70 is: 37,908,836.65
Step by Step Solution
- Step 1: Write the proportion equation
49,498,364.60 : 68,306,715.66 = 27,470,584.70 : x - Step 2: Convert to fraction form
49,498,364.60/68,306,715.66 = 27,470,584.70/x - Step 3: Cross multiply
49,498,364.60x = 68,306,715.66 × 27,470,584.70 - Step 4: Simplify right side
49,498,364.60x = 1,876,425,418,116,846.25 - Step 5: Solve for x
x = 1,876,425,418,116,846.25/49,498,364.60 - Step 6: Final answer
x = 37,908,836.65
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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.