Finding the Fourth Proportional to 10,204,394.83, 14,082,084.42 and 5,558,165.53
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Solution
The fourth proportional to 10,204,394.83, 14,082,084.42 and 5,558,165.53 is: 7,670,279.08
Step by Step Solution
- Step 1: Write the proportion equation
10,204,394.83 : 14,082,084.42 = 5,558,165.53 : x - Step 2: Convert to fraction form
10,204,394.83/14,082,084.42 = 5,558,165.53/x - Step 3: Cross multiply
10,204,394.83x = 14,082,084.42 × 5,558,165.53 - Step 4: Simplify right side
10,204,394.83x = 78,270,556,213,794.05 - Step 5: Solve for x
x = 78,270,556,213,794.05/10,204,394.83 - Step 6: Final answer
x = 7,670,279.08
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1.5x scale
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.