Finding the Fourth Proportional to 33,007,211.10, 49,528,531.35 and 13,839,905.70
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Solution
The fourth proportional to 33,007,211.10, 49,528,531.35 and 13,839,905.70 is: 20,767,286.31
Step by Step Solution
- Step 1: Write the proportion equation
33,007,211.10 : 49,528,531.35 = 13,839,905.70 : x - Step 2: Convert to fraction form
33,007,211.10/49,528,531.35 = 13,839,905.70/x - Step 3: Cross multiply
33,007,211.10x = 49,528,531.35 × 13,839,905.70 - Step 4: Simplify right side
33,007,211.10x = 685,470,203,343,493.62 - Step 5: Solve for x
x = 685,470,203,343,493.62/33,007,211.10 - Step 6: Final answer
x = 20,767,286.31
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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.