Finding the Fourth Proportional to 49,042,563.75, 67,680,837.50 and 27,312,531.75
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Solution
The fourth proportional to 49,042,563.75, 67,680,837.50 and 27,312,531.75 is: 37,692,463.07
Step by Step Solution
- Step 1: Write the proportion equation
49,042,563.75 : 67,680,837.50 = 27,312,531.75 : x - Step 2: Convert to fraction form
49,042,563.75/67,680,837.50 = 27,312,531.75/x - Step 3: Cross multiply
49,042,563.75x = 67,680,837.50 × 27,312,531.75 - Step 4: Simplify right side
49,042,563.75x = 1,848,535,022,948,778 - Step 5: Solve for x
x = 1,848,535,022,948,778/49,042,563.75 - Step 6: Final answer
x = 37,692,463.07
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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.