Finding the Fourth Proportional to 18,085,844.96, 24,952,293.30 and 11,207,817.44
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Solution
The fourth proportional to 18,085,844.96, 24,952,293.30 and 11,207,817.44 is: 15,462,962.81
Step by Step Solution
- Step 1: Write the proportion equation
18,085,844.96 : 24,952,293.30 = 11,207,817.44 : x - Step 2: Convert to fraction form
18,085,844.96/24,952,293.30 = 11,207,817.44/x - Step 3: Cross multiply
18,085,844.96x = 24,952,293.30 × 11,207,817.44 - Step 4: Simplify right side
18,085,844.96x = 279,660,748,015,735.16 - Step 5: Solve for x
x = 279,660,748,015,735.16/18,085,844.96 - Step 6: Final answer
x = 15,462,962.81
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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.