Finding the Fourth Proportional to 18,580,845.44, 27,871,548.29 and 6,450,694.09
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Solution
The fourth proportional to 18,580,845.44, 27,871,548.29 and 6,450,694.09 is: 9,676,138.38
Step by Step Solution
- Step 1: Write the proportion equation
18,580,845.44 : 27,871,548.29 = 6,450,694.09 : x - Step 2: Convert to fraction form
18,580,845.44/27,871,548.29 = 6,450,694.09/x - Step 3: Cross multiply
18,580,845.44x = 27,871,548.29 × 6,450,694.09 - Step 4: Simplify right side
18,580,845.44x = 179,790,831,661,841.41 - Step 5: Solve for x
x = 179,790,831,661,841.41/18,580,845.44 - Step 6: Final answer
x = 9,676,138.38
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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.