Finding the Fourth Proportional to 11,366,799.80, 17,055,958.80 and 4,977,114.80
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Solution
The fourth proportional to 11,366,799.80, 17,055,958.80 and 4,977,114.80 is: 7,468,193.90
Step by Step Solution
- Step 1: Write the proportion equation
11,366,799.80 : 17,055,958.80 = 4,977,114.80 : x - Step 2: Convert to fraction form
11,366,799.80/17,055,958.80 = 4,977,114.80/x - Step 3: Cross multiply
11,366,799.80x = 17,055,958.80 × 4,977,114.80 - Step 4: Simplify right side
11,366,799.80x = 84,889,464,971,670.23 - Step 5: Solve for x
x = 84,889,464,971,670.23/11,366,799.80 - Step 6: Final answer
x = 7,468,193.90
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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.