Finding the Fourth Proportional to 32,940,593.63, 45,458,023.44 and 18,257,207.87
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Solution
The fourth proportional to 32,940,593.63, 45,458,023.44 and 18,257,207.87 is: 25,194,949.20
Step by Step Solution
- Step 1: Write the proportion equation
32,940,593.63 : 45,458,023.44 = 18,257,207.87 : x - Step 2: Convert to fraction form
32,940,593.63/45,458,023.44 = 18,257,207.87/x - Step 3: Cross multiply
32,940,593.63x = 45,458,023.44 × 18,257,207.87 - Step 4: Simplify right side
32,940,593.63x = 829,936,583,076,122.25 - Step 5: Solve for x
x = 829,936,583,076,122.25/32,940,593.63 - Step 6: Final answer
x = 25,194,949.20
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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.