Finding the Fourth Proportional to 7,744,617.76, 11,618,403.60 and 2,951,906.08
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Solution
The fourth proportional to 7,744,617.76, 11,618,403.60 and 2,951,906.08 is: 4,428,422.07
Step by Step Solution
- Step 1: Write the proportion equation
7,744,617.76 : 11,618,403.60 = 2,951,906.08 : x - Step 2: Convert to fraction form
7,744,617.76/11,618,403.60 = 2,951,906.08/x - Step 3: Cross multiply
7,744,617.76x = 11,618,403.60 × 2,951,906.08 - Step 4: Simplify right side
7,744,617.76x = 34,296,436,226,733.89 - Step 5: Solve for x
x = 34,296,436,226,733.89/7,744,617.76 - Step 6: Final answer
x = 4,428,422.07
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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.