Finding the Fourth Proportional to 18,270,879.44, 27,397,351.08 and 9,038,184.53
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Solution
The fourth proportional to 18,270,879.44, 27,397,351.08 and 9,038,184.53 is: 13,552,840.48
Step by Step Solution
- Step 1: Write the proportion equation
18,270,879.44 : 27,397,351.08 = 9,038,184.53 : x - Step 2: Convert to fraction form
18,270,879.44/27,397,351.08 = 9,038,184.53/x - Step 3: Cross multiply
18,270,879.44x = 27,397,351.08 × 9,038,184.53 - Step 4: Simplify right side
18,270,879.44x = 247,622,314,531,832.69 - Step 5: Solve for x
x = 247,622,314,531,832.69/18,270,879.44 - Step 6: Final answer
x = 13,552,840.48
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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.