Finding the Fourth Proportional to 11,900,737.97, 16,423,364.82 and 6,743,928.05
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Solution
The fourth proportional to 11,900,737.97, 16,423,364.82 and 6,743,928.05 is: 9,306,817.02
Step by Step Solution
- Step 1: Write the proportion equation
11,900,737.97 : 16,423,364.82 = 6,743,928.05 : x - Step 2: Convert to fraction form
11,900,737.97/16,423,364.82 = 6,743,928.05/x - Step 3: Cross multiply
11,900,737.97x = 16,423,364.82 × 6,743,928.05 - Step 4: Simplify right side
11,900,737.97x = 110,757,990,684,981.20 - Step 5: Solve for x
x = 110,757,990,684,981.20/11,900,737.97 - Step 6: Final answer
x = 9,306,817.02
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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.