Finding the Fourth Proportional to 9,458,912.62, 13,053,239.95 and 5,330,269.97
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Solution
The fourth proportional to 9,458,912.62, 13,053,239.95 and 5,330,269.97 is: 7,355,739.05
Step by Step Solution
- Step 1: Write the proportion equation
9,458,912.62 : 13,053,239.95 = 5,330,269.97 : x - Step 2: Convert to fraction form
9,458,912.62/13,053,239.95 = 5,330,269.97/x - Step 3: Cross multiply
9,458,912.62x = 13,053,239.95 × 5,330,269.97 - Step 4: Simplify right side
9,458,912.62x = 69,577,292,916,689.30 - Step 5: Solve for x
x = 69,577,292,916,689.30/9,458,912.62 - Step 6: Final answer
x = 7,355,739.05
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.