Finding the Fourth Proportional to 7,306,629.21, 10,083,167.91 and 4,043,668.95
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Solution
The fourth proportional to 7,306,629.21, 10,083,167.91 and 4,043,668.95 is: 5,580,274.00
Step by Step Solution
- Step 1: Write the proportion equation
7,306,629.21 : 10,083,167.91 = 4,043,668.95 : x - Step 2: Convert to fraction form
7,306,629.21/10,083,167.91 = 4,043,668.95/x - Step 3: Cross multiply
7,306,629.21x = 10,083,167.91 × 4,043,668.95 - Step 4: Simplify right side
7,306,629.21x = 40,772,992,995,303.40 - Step 5: Solve for x
x = 40,772,992,995,303.40/7,306,629.21 - Step 6: Final answer
x = 5,580,274.00
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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.