Finding the Fourth Proportional to 11,238,412.11, 15,509,007.68 and 6,081,773.91
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Solution
The fourth proportional to 11,238,412.11, 15,509,007.68 and 6,081,773.91 is: 8,392,847.43
Step by Step Solution
- Step 1: Write the proportion equation
11,238,412.11 : 15,509,007.68 = 6,081,773.91 : x - Step 2: Convert to fraction form
11,238,412.11/15,509,007.68 = 6,081,773.91/x - Step 3: Cross multiply
11,238,412.11x = 15,509,007.68 × 6,081,773.91 - Step 4: Simplify right side
11,238,412.11x = 94,322,278,247,804.77 - Step 5: Solve for x
x = 94,322,278,247,804.77/11,238,412.11 - Step 6: Final answer
x = 8,392,847.43
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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.