Finding the Fourth Proportional to 18,422,234.10, 27,580,207.05 and 18,422,234.10
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Solution
The fourth proportional to 18,422,234.10, 27,580,207.05 and 18,422,234.10 is: 27,580,207.05
Step by Step Solution
- Step 1: Write the proportion equation
18,422,234.10 : 27,580,207.05 = 18,422,234.10 : x - Step 2: Convert to fraction form
18,422,234.10/27,580,207.05 = 18,422,234.10/x - Step 3: Cross multiply
18,422,234.10x = 27,580,207.05 × 18,422,234.10 - Step 4: Simplify right side
18,422,234.10x = 508,089,030,801,570.44 - Step 5: Solve for x
x = 508,089,030,801,570.44/18,422,234.10 - Step 6: Final answer
x = 27,580,207.05
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1.5x scale
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.