Finding the Fourth Proportional to 11,757,403.79, 17,638,376.87 and 4,470,296.95
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Solution
The fourth proportional to 11,757,403.79, 17,638,376.87 and 4,470,296.95 is: 6,706,308.95
Step by Step Solution
- Step 1: Write the proportion equation
11,757,403.79 : 17,638,376.87 = 4,470,296.95 : x - Step 2: Convert to fraction form
11,757,403.79/17,638,376.87 = 4,470,296.95/x - Step 3: Cross multiply
11,757,403.79x = 17,638,376.87 × 4,470,296.95 - Step 4: Simplify right side
11,757,403.79x = 78,848,782,290,845.72 - Step 5: Solve for x
x = 78,848,782,290,845.72/11,757,403.79 - Step 6: Final answer
x = 6,706,308.95
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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.