Finding the Fourth Proportional to 5,246,771.02, 7,243,887.09 and 4,282,202.14
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Solution
The fourth proportional to 5,246,771.02, 7,243,887.09 and 4,282,202.14 is: 5,912,167.44
Step by Step Solution
- Step 1: Write the proportion equation
5,246,771.02 : 7,243,887.09 = 4,282,202.14 : x - Step 2: Convert to fraction form
5,246,771.02/7,243,887.09 = 4,282,202.14/x - Step 3: Cross multiply
5,246,771.02x = 7,243,887.09 × 4,282,202.14 - Step 4: Simplify right side
5,246,771.02x = 31,019,788,798,716.37 - Step 5: Solve for x
x = 31,019,788,798,716.37/5,246,771.02 - Step 6: Final answer
x = 5,912,167.44
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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.