Finding the Fourth Proportional to 5,894,983.08, 8,135,019.12 and 3,281,445.72
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Solution
The fourth proportional to 5,894,983.08, 8,135,019.12 and 3,281,445.72 is: 4,528,363.07
Step by Step Solution
- Step 1: Write the proportion equation
5,894,983.08 : 8,135,019.12 = 3,281,445.72 : x - Step 2: Convert to fraction form
5,894,983.08/8,135,019.12 = 3,281,445.72/x - Step 3: Cross multiply
5,894,983.08x = 8,135,019.12 × 3,281,445.72 - Step 4: Simplify right side
5,894,983.08x = 26,694,623,673,442.17 - Step 5: Solve for x
x = 26,694,623,673,442.17/5,894,983.08 - Step 6: Final answer
x = 4,528,363.07
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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.