Finding the Fourth Proportional to 33,640,961.11, 46,424,544.12 and 18,171,045.72
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Solution
The fourth proportional to 33,640,961.11, 46,424,544.12 and 18,171,045.72 is: 25,076,052.70
Step by Step Solution
- Step 1: Write the proportion equation
33,640,961.11 : 46,424,544.12 = 18,171,045.72 : x - Step 2: Convert to fraction form
33,640,961.11/46,424,544.12 = 18,171,045.72/x - Step 3: Cross multiply
33,640,961.11x = 46,424,544.12 × 18,171,045.72 - Step 4: Simplify right side
33,640,961.11x = 843,582,513,734,677 - Step 5: Solve for x
x = 843,582,513,734,677/33,640,961.11 - Step 6: Final answer
x = 25,076,052.70
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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.