Finding the Fourth Proportional to 14,874,861.18, 22,212,124.24 and 12,147,818.44
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Solution
The fourth proportional to 14,874,861.18, 22,212,124.24 and 12,147,818.44 is: 18,139,924.08
Step by Step Solution
- Step 1: Write the proportion equation
14,874,861.18 : 22,212,124.24 = 12,147,818.44 : x - Step 2: Convert to fraction form
14,874,861.18/22,212,124.24 = 12,147,818.44/x - Step 3: Cross multiply
14,874,861.18x = 22,212,124.24 × 12,147,818.44 - Step 4: Simplify right side
14,874,861.18x = 269,828,852,434,242.97 - Step 5: Solve for x
x = 269,828,852,434,242.97/14,874,861.18 - Step 6: Final answer
x = 18,139,924.08
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.