Finding the Fourth Proportional to 5,659,543.20, 8,483,978.16 and 2,816,968.08
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Solution
The fourth proportional to 5,659,543.20, 8,483,978.16 and 2,816,968.08 is: 4,222,795.87
Step by Step Solution
- Step 1: Write the proportion equation
5,659,543.20 : 8,483,978.16 = 2,816,968.08 : x - Step 2: Convert to fraction form
5,659,543.20/8,483,978.16 = 2,816,968.08/x - Step 3: Cross multiply
5,659,543.20x = 8,483,978.16 × 2,816,968.08 - Step 4: Simplify right side
5,659,543.20x = 23,899,095,668,137.13 - Step 5: Solve for x
x = 23,899,095,668,137.13/5,659,543.20 - Step 6: Final answer
x = 4,222,795.87
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.