Finding the Fourth Proportional to 6,393,907.08, 9,582,593.76 and 4,783,837.68
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Solution
The fourth proportional to 6,393,907.08, 9,582,593.76 and 4,783,837.68 is: 7,169,571.36
Step by Step Solution
- Step 1: Write the proportion equation
6,393,907.08 : 9,582,593.76 = 4,783,837.68 : x - Step 2: Convert to fraction form
6,393,907.08/9,582,593.76 = 4,783,837.68/x - Step 3: Cross multiply
6,393,907.08x = 9,582,593.76 × 4,783,837.68 - Step 4: Simplify right side
6,393,907.08x = 45,841,573,101,220.88 - Step 5: Solve for x
x = 45,841,573,101,220.88/6,393,907.08 - Step 6: Final answer
x = 7,169,571.36
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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.