Finding the Fourth Proportional to 6,865,522.75, 9,474,864.26 and 3,809,737.00
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Solution
The fourth proportional to 6,865,522.75, 9,474,864.26 and 3,809,737.00 is: 5,257,682.80
Step by Step Solution
- Step 1: Write the proportion equation
6,865,522.75 : 9,474,864.26 = 3,809,737.00 : x - Step 2: Convert to fraction form
6,865,522.75/9,474,864.26 = 3,809,737.00/x - Step 3: Cross multiply
6,865,522.75x = 9,474,864.26 × 3,809,737.00 - Step 4: Simplify right side
6,865,522.75x = 36,096,740,874,876.62 - Step 5: Solve for x
x = 36,096,740,874,876.62/6,865,522.75 - Step 6: Final answer
x = 5,257,682.80
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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.