Finding the Fourth Proportional to 43,203,685.13, 64,805,593.32 and 17,644,694.54
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Solution
The fourth proportional to 43,203,685.13, 64,805,593.32 and 17,644,694.54 is: 26,467,068.60
Step by Step Solution
- Step 1: Write the proportion equation
43,203,685.13 : 64,805,593.32 = 17,644,694.54 : x - Step 2: Convert to fraction form
43,203,685.13/64,805,593.32 = 17,644,694.54/x - Step 3: Cross multiply
43,203,685.13x = 64,805,593.32 × 17,644,694.54 - Step 4: Simplify right side
43,203,685.13x = 1,143,474,898,290,836.50 - Step 5: Solve for x
x = 1,143,474,898,290,836.50/43,203,685.13 - Step 6: Final answer
x = 26,467,068.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.