Finding the Fourth Proportional to 6,170,753.75, 8,512,813.94 and 3,995,997.44
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Solution
The fourth proportional to 6,170,753.75, 8,512,813.94 and 3,995,997.44 is: 5,512,646.28
Step by Step Solution
- Step 1: Write the proportion equation
6,170,753.75 : 8,512,813.94 = 3,995,997.44 : x - Step 2: Convert to fraction form
6,170,753.75/8,512,813.94 = 3,995,997.44/x - Step 3: Cross multiply
6,170,753.75x = 8,512,813.94 × 3,995,997.44 - Step 4: Simplify right side
6,170,753.75x = 34,017,182,648,892.26 - Step 5: Solve for x
x = 34,017,182,648,892.26/6,170,753.75 - Step 6: Final answer
x = 5,512,646.28
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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.