Finding the Fourth Proportional to 5,699,201.82, 7,866,085.98 and 5,239,588.38
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Solution
The fourth proportional to 5,699,201.82, 7,866,085.98 and 5,239,588.38 is: 7,231,723.67
Step by Step Solution
- Step 1: Write the proportion equation
5,699,201.82 : 7,866,085.98 = 5,239,588.38 : x - Step 2: Convert to fraction form
5,699,201.82/7,866,085.98 = 5,239,588.38/x - Step 3: Cross multiply
5,699,201.82x = 7,866,085.98 × 5,239,588.38 - Step 4: Simplify right side
5,699,201.82x = 41,215,052,696,888.91 - Step 5: Solve for x
x = 41,215,052,696,888.91/5,699,201.82 - Step 6: Final answer
x = 7,231,723.67
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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.