Finding the Fourth Proportional to 27,187,715.66, 37,519,203.66 and 14,797,779.62
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Solution
The fourth proportional to 27,187,715.66, 37,519,203.66 and 14,797,779.62 is: 20,421,020.81
Step by Step Solution
- Step 1: Write the proportion equation
27,187,715.66 : 37,519,203.66 = 14,797,779.62 : x - Step 2: Convert to fraction form
27,187,715.66/37,519,203.66 = 14,797,779.62/x - Step 3: Cross multiply
27,187,715.66x = 37,519,203.66 × 14,797,779.62 - Step 4: Simplify right side
27,187,715.66x = 555,200,907,278,577.31 - Step 5: Solve for x
x = 555,200,907,278,577.31/27,187,715.66 - Step 6: Final answer
x = 20,421,020.81
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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.