Finding the Fourth Proportional to 5,550,203.48, 8,324,161.09 and 2,137,318.70
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Solution
The fourth proportional to 5,550,203.48, 8,324,161.09 and 2,137,318.70 is: 3,205,537.45
Step by Step Solution
- Step 1: Write the proportion equation
5,550,203.48 : 8,324,161.09 = 2,137,318.70 : x - Step 2: Convert to fraction form
5,550,203.48/8,324,161.09 = 2,137,318.70/x - Step 3: Cross multiply
5,550,203.48x = 8,324,161.09 × 2,137,318.70 - Step 4: Simplify right side
5,550,203.48x = 17,791,385,112,505.28 - Step 5: Solve for x
x = 17,791,385,112,505.28/5,550,203.48 - Step 6: Final answer
x = 3,205,537.45
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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.