Finding the Fourth Proportional to 18,089,207.58, 27,127,979.64 and 5,955,781.80
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Solution
The fourth proportional to 18,089,207.58, 27,127,979.64 and 5,955,781.80 is: 8,931,752.63
Step by Step Solution
- Step 1: Write the proportion equation
18,089,207.58 : 27,127,979.64 = 5,955,781.80 : x - Step 2: Convert to fraction form
18,089,207.58/27,127,979.64 = 5,955,781.80/x - Step 3: Cross multiply
18,089,207.58x = 27,127,979.64 × 5,955,781.80 - Step 4: Simplify right side
18,089,207.58x = 161,568,327,410,682.56 - Step 5: Solve for x
x = 161,568,327,410,682.56/18,089,207.58 - Step 6: Final answer
x = 8,931,752.63
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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.