Finding the Fourth Proportional to 21,668,192.84, 32,492,840.25 and 8,195,573
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Solution
The fourth proportional to 21,668,192.84, 32,492,840.25 and 8,195,573 is: 12,289,785.60
Step by Step Solution
- Step 1: Write the proportion equation
21,668,192.84 : 32,492,840.25 = 8,195,573 : x - Step 2: Convert to fraction form
21,668,192.84/32,492,840.25 = 8,195,573/x - Step 3: Cross multiply
21,668,192.84x = 32,492,840.25 × 8,195,573 - Step 4: Simplify right side
21,668,192.84x = 266,297,444,246,213.25 - Step 5: Solve for x
x = 266,297,444,246,213.25/21,668,192.84 - Step 6: Final answer
x = 12,289,785.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.