Finding the Fourth Proportional to 5,713,942.02, 7,885,467.63 and 3,135,715.26
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Solution
The fourth proportional to 5,713,942.02, 7,885,467.63 and 3,135,715.26 is: 4,327,411.99
Step by Step Solution
- Step 1: Write the proportion equation
5,713,942.02 : 7,885,467.63 = 3,135,715.26 : x - Step 2: Convert to fraction form
5,713,942.02/7,885,467.63 = 3,135,715.26/x - Step 3: Cross multiply
5,713,942.02x = 7,885,467.63 × 3,135,715.26 - Step 4: Simplify right side
5,713,942.02x = 24,726,581,179,627.03 - Step 5: Solve for x
x = 24,726,581,179,627.03/5,713,942.02 - Step 6: Final answer
x = 4,327,411.99
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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.