Finding the Fourth Proportional to 11,546,591.73, 15,933,648.26 and 6,319,589.21
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Solution
The fourth proportional to 11,546,591.73, 15,933,648.26 and 6,319,589.21 is: 8,720,678.26
Step by Step Solution
- Step 1: Write the proportion equation
11,546,591.73 : 15,933,648.26 = 6,319,589.21 : x - Step 2: Convert to fraction form
11,546,591.73/15,933,648.26 = 6,319,589.21/x - Step 3: Cross multiply
11,546,591.73x = 15,933,648.26 × 6,319,589.21 - Step 4: Simplify right side
11,546,591.73x = 100,694,111,508,565.09 - Step 5: Solve for x
x = 100,694,111,508,565.09/11,546,591.73 - Step 6: Final answer
x = 8,720,678.26
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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.