Finding the Fourth Proportional to 18,200,308.44, 27,304,301.80 and 5,903,316.84
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Solution
The fourth proportional to 18,200,308.44, 27,304,301.80 and 5,903,316.84 is: 8,856,220.49
Step by Step Solution
- Step 1: Write the proportion equation
18,200,308.44 : 27,304,301.80 = 5,903,316.84 : x - Step 2: Convert to fraction form
18,200,308.44/27,304,301.80 = 5,903,316.84/x - Step 3: Cross multiply
18,200,308.44x = 27,304,301.80 × 5,903,316.84 - Step 4: Simplify right side
18,200,308.44x = 161,185,944,620,382.31 - Step 5: Solve for x
x = 161,185,944,620,382.31/18,200,308.44 - Step 6: Final answer
x = 8,856,220.49
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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.