Finding the Fourth Proportional to 14,379,640.04, 19,844,392.98 and 8,504,310.68
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Solution
The fourth proportional to 14,379,640.04, 19,844,392.98 and 8,504,310.68 is: 11,736,238.37
Step by Step Solution
- Step 1: Write the proportion equation
14,379,640.04 : 19,844,392.98 = 8,504,310.68 : x - Step 2: Convert to fraction form
14,379,640.04/19,844,392.98 = 8,504,310.68/x - Step 3: Cross multiply
14,379,640.04x = 19,844,392.98 × 8,504,310.68 - Step 4: Simplify right side
14,379,640.04x = 168,762,883,157,931.03 - Step 5: Solve for x
x = 168,762,883,157,931.03/14,379,640.04 - Step 6: Final answer
x = 11,736,238.37
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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.