Finding the Fourth Proportional to 49,526,625.78, 68,346,743.52 and 27,796,593.78
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Solution
The fourth proportional to 49,526,625.78, 68,346,743.52 and 27,796,593.78 is: 38,359,299.38
Step by Step Solution
- Step 1: Write the proportion equation
49,526,625.78 : 68,346,743.52 = 27,796,593.78 : x - Step 2: Convert to fraction form
49,526,625.78/68,346,743.52 = 27,796,593.78/x - Step 3: Cross multiply
49,526,625.78x = 68,346,743.52 × 27,796,593.78 - Step 4: Simplify right side
49,526,625.78x = 1,899,806,665,811,287.25 - Step 5: Solve for x
x = 1,899,806,665,811,287.25/49,526,625.78 - Step 6: Final answer
x = 38,359,299.38
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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.