Finding the Fourth Proportional to 5,964,501.51, 8,231,121.09 and 3,315,597.68
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Solution
The fourth proportional to 5,964,501.51, 8,231,121.09 and 3,315,597.68 is: 4,575,585.39
Step by Step Solution
- Step 1: Write the proportion equation
5,964,501.51 : 8,231,121.09 = 3,315,597.68 : x - Step 2: Convert to fraction form
5,964,501.51/8,231,121.09 = 3,315,597.68/x - Step 3: Cross multiply
5,964,501.51x = 8,231,121.09 × 3,315,597.68 - Step 4: Simplify right side
5,964,501.51x = 27,291,085,989,803.07 - Step 5: Solve for x
x = 27,291,085,989,803.07/5,964,501.51 - Step 6: Final answer
x = 4,575,585.39
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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.