Finding the Fourth Proportional to 18,361,050.83, 27,540,579.56 and 5,580,559.08
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Solution
The fourth proportional to 18,361,050.83, 27,540,579.56 and 5,580,559.08 is: 8,370,535.69
Step by Step Solution
- Step 1: Write the proportion equation
18,361,050.83 : 27,540,579.56 = 5,580,559.08 : x - Step 2: Convert to fraction form
18,361,050.83/27,540,579.56 = 5,580,559.08/x - Step 3: Cross multiply
18,361,050.83x = 27,540,579.56 × 5,580,559.08 - Step 4: Simplify right side
18,361,050.83x = 153,691,831,304,117.62 - Step 5: Solve for x
x = 153,691,831,304,117.62/18,361,050.83 - Step 6: Final answer
x = 8,370,535.69
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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.