Finding the Fourth Proportional to 18,968,827.08, 26,177,615.84 and 11,625,241.19
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Solution
The fourth proportional to 18,968,827.08, 26,177,615.84 and 11,625,241.19 is: 16,043,221.67
Step by Step Solution
- Step 1: Write the proportion equation
18,968,827.08 : 26,177,615.84 = 11,625,241.19 : x - Step 2: Convert to fraction form
18,968,827.08/26,177,615.84 = 11,625,241.19/x - Step 3: Cross multiply
18,968,827.08x = 26,177,615.84 × 11,625,241.19 - Step 4: Simplify right side
18,968,827.08x = 304,321,097,730,150.19 - Step 5: Solve for x
x = 304,321,097,730,150.19/18,968,827.08 - Step 6: Final answer
x = 16,043,221.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.