Finding the Fourth Proportional to 18,485,224.92, 27,717,164.58 and 5,702,297.40
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Solution
The fourth proportional to 18,485,224.92, 27,717,164.58 and 5,702,297.40 is: 8,550,153.77
Step by Step Solution
- Step 1: Write the proportion equation
18,485,224.92 : 27,717,164.58 = 5,702,297.40 : x - Step 2: Convert to fraction form
18,485,224.92/27,717,164.58 = 5,702,297.40/x - Step 3: Cross multiply
18,485,224.92x = 27,717,164.58 × 5,702,297.40 - Step 4: Simplify right side
18,485,224.92x = 158,051,515,519,906.09 - Step 5: Solve for x
x = 158,051,515,519,906.09/18,485,224.92 - Step 6: Final answer
x = 8,550,153.77
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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.