Finding the Fourth Proportional to 5,351,062.86, 8,027,820.21 and 2,318,937.48
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Solution
The fourth proportional to 5,351,062.86, 8,027,820.21 and 2,318,937.48 is: 3,478,937.48
Step by Step Solution
- Step 1: Write the proportion equation
5,351,062.86 : 8,027,820.21 = 2,318,937.48 : x - Step 2: Convert to fraction form
5,351,062.86/8,027,820.21 = 2,318,937.48/x - Step 3: Cross multiply
5,351,062.86x = 8,027,820.21 × 2,318,937.48 - Step 4: Simplify right side
5,351,062.86x = 18,616,013,167,670.47 - Step 5: Solve for x
x = 18,616,013,167,670.47/5,351,062.86 - Step 6: Final answer
x = 3,478,937.48
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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.