Finding the Fourth Proportional to 7,757,190.96, 11,631,893.56 and 4,519,774.84
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Solution
The fourth proportional to 7,757,190.96, 11,631,893.56 and 4,519,774.84 is: 6,777,394.05
Step by Step Solution
- Step 1: Write the proportion equation
7,757,190.96 : 11,631,893.56 = 4,519,774.84 : x - Step 2: Convert to fraction form
7,757,190.96/11,631,893.56 = 4,519,774.84/x - Step 3: Cross multiply
7,757,190.96x = 11,631,893.56 × 4,519,774.84 - Step 4: Simplify right side
7,757,190.96x = 52,573,539,854,046.03 - Step 5: Solve for x
x = 52,573,539,854,046.03/7,757,190.96 - Step 6: Final answer
x = 6,777,394.05
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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.