Finding the Fourth Proportional to 5,334,070.92, 7,360,960.50 and 2,886,627.96
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Solution
The fourth proportional to 5,334,070.92, 7,360,960.50 and 2,886,627.96 is: 3,983,515.54
Step by Step Solution
- Step 1: Write the proportion equation
5,334,070.92 : 7,360,960.50 = 2,886,627.96 : x - Step 2: Convert to fraction form
5,334,070.92/7,360,960.50 = 2,886,627.96/x - Step 3: Cross multiply
5,334,070.92x = 7,360,960.50 × 2,886,627.96 - Step 4: Simplify right side
5,334,070.92x = 21,248,354,391,755.58 - Step 5: Solve for x
x = 21,248,354,391,755.58/5,334,070.92 - Step 6: Final answer
x = 3,983,515.54
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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.