Finding the Fourth Proportional to 5,093,173.08, 7,028,711.82 and 2,801,393.91
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Solution
The fourth proportional to 5,093,173.08, 7,028,711.82 and 2,801,393.91 is: 3,865,996.73
Step by Step Solution
- Step 1: Write the proportion equation
5,093,173.08 : 7,028,711.82 = 2,801,393.91 : x - Step 2: Convert to fraction form
5,093,173.08/7,028,711.82 = 2,801,393.91/x - Step 3: Cross multiply
5,093,173.08x = 7,028,711.82 × 2,801,393.91 - Step 4: Simplify right side
5,093,173.08x = 19,690,190,487,693.02 - Step 5: Solve for x
x = 19,690,190,487,693.02/5,093,173.08 - Step 6: Final answer
x = 3,865,996.73
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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.