Finding the Fourth Proportional to 5,697,397.52, 7,861,151.69 and 3,373,135.93
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Solution
The fourth proportional to 5,697,397.52, 7,861,151.69 and 3,373,135.93 is: 4,654,183.45
Step by Step Solution
- Step 1: Write the proportion equation
5,697,397.52 : 7,861,151.69 = 3,373,135.93 : x - Step 2: Convert to fraction form
5,697,397.52/7,861,151.69 = 3,373,135.93/x - Step 3: Cross multiply
5,697,397.52x = 7,861,151.69 × 3,373,135.93 - Step 4: Simplify right side
5,697,397.52x = 26,516,733,222,329.24 - Step 5: Solve for x
x = 26,516,733,222,329.24/5,697,397.52 - Step 6: Final answer
x = 4,654,183.45
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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.