Finding the Fourth Proportional to 8,794,627.62, 12,136,292.70 and 4,874,216.70
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Solution
The fourth proportional to 8,794,627.62, 12,136,292.70 and 4,874,216.70 is: 6,726,256.43
Step by Step Solution
- Step 1: Write the proportion equation
8,794,627.62 : 12,136,292.70 = 4,874,216.70 : x - Step 2: Convert to fraction form
8,794,627.62/12,136,292.70 = 4,874,216.70/x - Step 3: Cross multiply
8,794,627.62x = 12,136,292.70 × 4,874,216.70 - Step 4: Simplify right side
8,794,627.62x = 59,154,920,554,428.09 - Step 5: Solve for x
x = 59,154,920,554,428.09/8,794,627.62 - Step 6: Final answer
x = 6,726,256.43
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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.