Finding the Fourth Proportional to 18,044,883.74, 27,056,516.37 and 5,743,533.62
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Solution
The fourth proportional to 18,044,883.74, 27,056,516.37 and 5,743,533.62 is: 8,611,859.94
Step by Step Solution
- Step 1: Write the proportion equation
18,044,883.74 : 27,056,516.37 = 5,743,533.62 : x - Step 2: Convert to fraction form
18,044,883.74/27,056,516.37 = 5,743,533.62/x - Step 3: Cross multiply
18,044,883.74x = 27,056,516.37 × 5,743,533.62 - Step 4: Simplify right side
18,044,883.74x = 155,400,011,457,278.41 - Step 5: Solve for x
x = 155,400,011,457,278.41/18,044,883.74 - Step 6: Final answer
x = 8,611,859.94
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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.