Finding the Fourth Proportional to 85,115,607.27, 127,691,344.32 and 27,603,393.96
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Solution
The fourth proportional to 85,115,607.27, 127,691,344.32 and 27,603,393.96 is: 41,410,906.83
Step by Step Solution
- Step 1: Write the proportion equation
85,115,607.27 : 127,691,344.32 = 27,603,393.96 : x - Step 2: Convert to fraction form
85,115,607.27/127,691,344.32 = 27,603,393.96/x - Step 3: Cross multiply
85,115,607.27x = 127,691,344.32 × 27,603,393.96 - Step 4: Simplify right side
85,115,607.27x = 3,524,714,482,546,968 - Step 5: Solve for x
x = 3,524,714,482,546,968/85,115,607.27 - Step 6: Final answer
x = 41,410,906.83
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.