Finding the Fourth Proportional to 8,802,307.80, 13,187,715.30 and 7,542,595.80
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Solution
The fourth proportional to 8,802,307.80, 13,187,715.30 and 7,542,595.80 is: 11,300,400.79
Step by Step Solution
- Step 1: Write the proportion equation
8,802,307.80 : 13,187,715.30 = 7,542,595.80 : x - Step 2: Convert to fraction form
8,802,307.80/13,187,715.30 = 7,542,595.80/x - Step 3: Cross multiply
8,802,307.80x = 13,187,715.30 × 7,542,595.80 - Step 4: Simplify right side
8,802,307.80x = 99,469,606,033,375.75 - Step 5: Solve for x
x = 99,469,606,033,375.75/8,802,307.80 - Step 6: Final answer
x = 11,300,400.79
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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.