Finding the Fourth Proportional to 8,783,370.57, 12,121,430.24 and 4,863,126.70
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Solution
The fourth proportional to 8,783,370.57, 12,121,430.24 and 4,863,126.70 is: 6,711,324.60
Step by Step Solution
- Step 1: Write the proportion equation
8,783,370.57 : 12,121,430.24 = 4,863,126.70 : x - Step 2: Convert to fraction form
8,783,370.57/12,121,430.24 = 4,863,126.70/x - Step 3: Cross multiply
8,783,370.57x = 12,121,430.24 × 4,863,126.70 - Step 4: Simplify right side
8,783,370.57x = 58,948,051,042,285.92 - Step 5: Solve for x
x = 58,948,051,042,285.92/8,783,370.57 - Step 6: Final answer
x = 6,711,324.60
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1.5x scale
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.