Finding the Fourth Proportional to 11,957,808.08, 16,501,684.36 and 6,801,163.28
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Solution
The fourth proportional to 11,957,808.08, 16,501,684.36 and 6,801,163.28 is: 9,385,553.69
Step by Step Solution
- Step 1: Write the proportion equation
11,957,808.08 : 16,501,684.36 = 6,801,163.28 : x - Step 2: Convert to fraction form
11,957,808.08/16,501,684.36 = 6,801,163.28/x - Step 3: Cross multiply
11,957,808.08x = 16,501,684.36 × 6,801,163.28 - Step 4: Simplify right side
11,957,808.08x = 112,230,649,727,382.30 - Step 5: Solve for x
x = 112,230,649,727,382.30/11,957,808.08 - Step 6: Final answer
x = 9,385,553.69
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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.