Finding the Fourth Proportional to 9,023,091.93, 12,451,869.69 and 4,893,121.85
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Solution
The fourth proportional to 9,023,091.93, 12,451,869.69 and 4,893,121.85 is: 6,752,509.68
Step by Step Solution
- Step 1: Write the proportion equation
9,023,091.93 : 12,451,869.69 = 4,893,121.85 : x - Step 2: Convert to fraction form
9,023,091.93/12,451,869.69 = 4,893,121.85/x - Step 3: Cross multiply
9,023,091.93x = 12,451,869.69 × 4,893,121.85 - Step 4: Simplify right side
9,023,091.93x = 60,928,515,572,883.16 - Step 5: Solve for x
x = 60,928,515,572,883.16/9,023,091.93 - Step 6: Final answer
x = 6,752,509.68
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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.