Finding the Fourth Proportional to 53,436,060.24, 73,741,906.06 and 28,989,774.24
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Solution
The fourth proportional to 53,436,060.24, 73,741,906.06 and 28,989,774.24 is: 40,005,965.99
Step by Step Solution
- Step 1: Write the proportion equation
53,436,060.24 : 73,741,906.06 = 28,989,774.24 : x - Step 2: Convert to fraction form
53,436,060.24/73,741,906.06 = 28,989,774.24/x - Step 3: Cross multiply
53,436,060.24x = 73,741,906.06 × 28,989,774.24 - Step 4: Simplify right side
53,436,060.24x = 2,137,761,208,706,687.75 - Step 5: Solve for x
x = 2,137,761,208,706,687.75/53,436,060.24 - Step 6: Final answer
x = 40,005,965.99
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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.