Finding the Fourth Proportional to 11,789,857.94, 16,269,837.18 and 6,633,207.14
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Solution
The fourth proportional to 11,789,857.94, 16,269,837.18 and 6,633,207.14 is: 9,153,732.02
Step by Step Solution
- Step 1: Write the proportion equation
11,789,857.94 : 16,269,837.18 = 6,633,207.14 : x - Step 2: Convert to fraction form
11,789,857.94/16,269,837.18 = 6,633,207.14/x - Step 3: Cross multiply
11,789,857.94x = 16,269,837.18 × 6,633,207.14 - Step 4: Simplify right side
11,789,857.94x = 107,921,200,149,013.45 - Step 5: Solve for x
x = 107,921,200,149,013.45/11,789,857.94 - Step 6: Final answer
x = 9,153,732.02
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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.