Finding the Fourth Proportional to 11,639,723.68, 16,063,626 and 7,056,238.24
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Solution
The fourth proportional to 11,639,723.68, 16,063,626 and 7,056,238.24 is: 9,738,098.19
Step by Step Solution
- Step 1: Write the proportion equation
11,639,723.68 : 16,063,626 = 7,056,238.24 : x - Step 2: Convert to fraction form
11,639,723.68/16,063,626 = 7,056,238.24/x - Step 3: Cross multiply
11,639,723.68x = 16,063,626 × 7,056,238.24 - Step 4: Simplify right side
11,639,723.68x = 113,348,772,054,258.25 - Step 5: Solve for x
x = 113,348,772,054,258.25/11,639,723.68 - Step 6: Final answer
x = 9,738,098.19
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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.