Finding the Fourth Proportional to 6,789,207.27, 9,366,813.23 and 3,848,709.09
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Solution
The fourth proportional to 6,789,207.27, 9,366,813.23 and 3,848,709.09 is: 5,309,918.79
Step by Step Solution
- Step 1: Write the proportion equation
6,789,207.27 : 9,366,813.23 = 3,848,709.09 : x - Step 2: Convert to fraction form
6,789,207.27/9,366,813.23 = 3,848,709.09/x - Step 3: Cross multiply
6,789,207.27x = 9,366,813.23 × 3,848,709.09 - Step 4: Simplify right side
6,789,207.27x = 36,050,139,222,633.26 - Step 5: Solve for x
x = 36,050,139,222,633.26/6,789,207.27 - Step 6: Final answer
x = 5,309,918.79
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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.