Finding the Fourth Proportional to 7,141,586.36, 10,712,784.12 and 2,284,319.28
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Solution
The fourth proportional to 7,141,586.36, 10,712,784.12 and 2,284,319.28 is: 3,426,608.33
Step by Step Solution
- Step 1: Write the proportion equation
7,141,586.36 : 10,712,784.12 = 2,284,319.28 : x - Step 2: Convert to fraction form
7,141,586.36/10,712,784.12 = 2,284,319.28/x - Step 3: Cross multiply
7,141,586.36x = 10,712,784.12 × 2,284,319.28 - Step 4: Simplify right side
7,141,586.36x = 24,471,419,307,793.83 - Step 5: Solve for x
x = 24,471,419,307,793.83/7,141,586.36 - Step 6: Final answer
x = 3,426,608.33
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1.5x scale
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.