Finding the Fourth Proportional to 11,557,805.60, 17,324,266.80 and 4,366,560.80
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Solution
The fourth proportional to 11,557,805.60, 17,324,266.80 and 4,366,560.80 is: 6,545,140.74
Step by Step Solution
- Step 1: Write the proportion equation
11,557,805.60 : 17,324,266.80 = 4,366,560.80 : x - Step 2: Convert to fraction form
11,557,805.60/17,324,266.80 = 4,366,560.80/x - Step 3: Cross multiply
11,557,805.60x = 17,324,266.80 × 4,366,560.80 - Step 4: Simplify right side
11,557,805.60x = 75,647,464,297,621.44 - Step 5: Solve for x
x = 75,647,464,297,621.44/11,557,805.60 - Step 6: Final answer
x = 6,545,140.74
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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.