Finding the Fourth Proportional to 7,558,861.88, 11,338,489.50 and 2,167,294.52
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Solution
The fourth proportional to 7,558,861.88, 11,338,489.50 and 2,167,294.52 is: 3,250,998.17
Step by Step Solution
- Step 1: Write the proportion equation
7,558,861.88 : 11,338,489.50 = 2,167,294.52 : x - Step 2: Convert to fraction form
7,558,861.88/11,338,489.50 = 2,167,294.52/x - Step 3: Cross multiply
7,558,861.88x = 11,338,489.50 × 2,167,294.52 - Step 4: Simplify right side
7,558,861.88x = 24,573,846,158,427.54 - Step 5: Solve for x
x = 24,573,846,158,427.54/7,558,861.88 - Step 6: Final answer
x = 3,250,998.17
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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.