Finding the Fourth Proportional to 5,746,101.93, 7,929,674.83 and 3,167,874.97
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Solution
The fourth proportional to 5,746,101.93, 7,929,674.83 and 3,167,874.97 is: 4,371,697.32
Step by Step Solution
- Step 1: Write the proportion equation
5,746,101.93 : 7,929,674.83 = 3,167,874.97 : x - Step 2: Convert to fraction form
5,746,101.93/7,929,674.83 = 3,167,874.97/x - Step 3: Cross multiply
5,746,101.93x = 7,929,674.83 × 3,167,874.97 - Step 4: Simplify right side
5,746,101.93x = 25,120,218,402,786.96 - Step 5: Solve for x
x = 25,120,218,402,786.96/5,746,101.93 - Step 6: Final answer
x = 4,371,697.32
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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.