Finding the Fourth Proportional to 7,876,202.63, 11,816,296.56 and 2,196,427.55
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Solution
The fourth proportional to 7,876,202.63, 11,816,296.56 and 2,196,427.55 is: 3,295,197.00
Step by Step Solution
- Step 1: Write the proportion equation
7,876,202.63 : 11,816,296.56 = 2,196,427.55 : x - Step 2: Convert to fraction form
7,876,202.63/11,816,296.56 = 2,196,427.55/x - Step 3: Cross multiply
7,876,202.63x = 11,816,296.56 × 2,196,427.55 - Step 4: Simplify right side
7,876,202.63x = 25,953,639,244,272.75 - Step 5: Solve for x
x = 25,953,639,244,272.75/7,876,202.63 - Step 6: Final answer
x = 3,295,197.00
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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.