Finding the Fourth Proportional to 18,127,806.04, 27,181,770.24 and 7,186,912.08
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Solution
The fourth proportional to 18,127,806.04, 27,181,770.24 and 7,186,912.08 is: 10,776,427.80
Step by Step Solution
- Step 1: Write the proportion equation
18,127,806.04 : 27,181,770.24 = 7,186,912.08 : x - Step 2: Convert to fraction form
18,127,806.04/27,181,770.24 = 7,186,912.08/x - Step 3: Cross multiply
18,127,806.04x = 27,181,770.24 × 7,186,912.08 - Step 4: Simplify right side
18,127,806.04x = 195,352,992,893,640.50 - Step 5: Solve for x
x = 195,352,992,893,640.50/18,127,806.04 - Step 6: Final answer
x = 10,776,427.80
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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.