Finding the Fourth Proportional to 50,571,701.72, 69,788,948.26 and 27,366,828.68
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Solution
The fourth proportional to 50,571,701.72, 69,788,948.26 and 27,366,828.68 is: 37,766,223.52
Step by Step Solution
- Step 1: Write the proportion equation
50,571,701.72 : 69,788,948.26 = 27,366,828.68 : x - Step 2: Convert to fraction form
50,571,701.72/69,788,948.26 = 27,366,828.68/x - Step 3: Cross multiply
50,571,701.72x = 69,788,948.26 × 27,366,828.68 - Step 4: Simplify right side
50,571,701.72x = 1,909,902,190,788,804.25 - Step 5: Solve for x
x = 1,909,902,190,788,804.25/50,571,701.72 - Step 6: Final answer
x = 37,766,223.52
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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.