Finding the Fourth Proportional to 81,569,030.67, 112,568,232.47 and 44,397,514.26
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Solution
The fourth proportional to 81,569,030.67, 112,568,232.47 and 44,397,514.26 is: 61,270,186.31
Step by Step Solution
- Step 1: Write the proportion equation
81,569,030.67 : 112,568,232.47 = 44,397,514.26 : x - Step 2: Convert to fraction form
81,569,030.67/112,568,232.47 = 44,397,514.26/x - Step 3: Cross multiply
81,569,030.67x = 112,568,232.47 × 44,397,514.26 - Step 4: Simplify right side
81,569,030.67x = 4,997,749,706,087,832 - Step 5: Solve for x
x = 4,997,749,706,087,832/81,569,030.67 - Step 6: Final answer
x = 61,270,186.31
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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.