Finding the Fourth Proportional to 11,613,324.90, 17,418,861.70 and 3,526,371.62
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Solution
The fourth proportional to 11,613,324.90, 17,418,861.70 and 3,526,371.62 is: 5,289,215.63
Step by Step Solution
- Step 1: Write the proportion equation
11,613,324.90 : 17,418,861.70 = 3,526,371.62 : x - Step 2: Convert to fraction form
11,613,324.90/17,418,861.70 = 3,526,371.62/x - Step 3: Cross multiply
11,613,324.90x = 17,418,861.70 × 3,526,371.62 - Step 4: Simplify right side
11,613,324.90x = 61,425,379,551,584.95 - Step 5: Solve for x
x = 61,425,379,551,584.95/11,613,324.90 - Step 6: Final answer
x = 5,289,215.63
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1.5x scale
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.