Finding the Fourth Proportional to 35,843,486.22, 53,724,540.96 and 31,517,162.82
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Solution
The fourth proportional to 35,843,486.22, 53,724,540.96 and 31,517,162.82 is: 47,239,966.96
Step by Step Solution
- Step 1: Write the proportion equation
35,843,486.22 : 53,724,540.96 = 31,517,162.82 : x - Step 2: Convert to fraction form
35,843,486.22/53,724,540.96 = 31,517,162.82/x - Step 3: Cross multiply
35,843,486.22x = 53,724,540.96 × 31,517,162.82 - Step 4: Simplify right side
35,843,486.22x = 1,693,245,104,866,079.25 - Step 5: Solve for x
x = 1,693,245,104,866,079.25/35,843,486.22 - Step 6: Final answer
x = 47,239,966.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.