Finding the Fourth Proportional to 7,168,349.48, 10,746,067.50 and 2,616,204.15
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Solution
The fourth proportional to 7,168,349.48, 10,746,067.50 and 2,616,204.15 is: 3,921,949.74
Step by Step Solution
- Step 1: Write the proportion equation
7,168,349.48 : 10,746,067.50 = 2,616,204.15 : x - Step 2: Convert to fraction form
7,168,349.48/10,746,067.50 = 2,616,204.15/x - Step 3: Cross multiply
7,168,349.48x = 10,746,067.50 × 2,616,204.15 - Step 4: Simplify right side
7,168,349.48x = 28,113,906,389,680.12 - Step 5: Solve for x
x = 28,113,906,389,680.12/7,168,349.48 - Step 6: Final answer
x = 3,921,949.74
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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.