Finding the Fourth Proportional to 18,546,141.42, 27,799,577.62 and 6,238,388.04
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Solution
The fourth proportional to 18,546,141.42, 27,799,577.62 and 6,238,388.04 is: 9,350,977.58
Step by Step Solution
- Step 1: Write the proportion equation
18,546,141.42 : 27,799,577.62 = 6,238,388.04 : x - Step 2: Convert to fraction form
18,546,141.42/27,799,577.62 = 6,238,388.04/x - Step 3: Cross multiply
18,546,141.42x = 27,799,577.62 × 6,238,388.04 - Step 4: Simplify right side
18,546,141.42x = 173,424,552,541,659.69 - Step 5: Solve for x
x = 173,424,552,541,659.69/18,546,141.42 - Step 6: Final answer
x = 9,350,977.58
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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.