Finding the Fourth Proportional to 5,051,696.99, 7,582,336.10 and 3,126,785.52
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Solution
The fourth proportional to 5,051,696.99, 7,582,336.10 and 3,126,785.52 is: 4,693,143.47
Step by Step Solution
- Step 1: Write the proportion equation
5,051,696.99 : 7,582,336.10 = 3,126,785.52 : x - Step 2: Convert to fraction form
5,051,696.99/7,582,336.10 = 3,126,785.52/x - Step 3: Cross multiply
5,051,696.99x = 7,582,336.10 × 3,126,785.52 - Step 4: Simplify right side
5,051,696.99x = 23,708,338,733,070.23 - Step 5: Solve for x
x = 23,708,338,733,070.23/5,051,696.99 - Step 6: Final answer
x = 4,693,143.47
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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.