Finding the Fourth Proportional to 11,480,544.56, 15,843,077.80 and 6,323,786.48
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Solution
The fourth proportional to 11,480,544.56, 15,843,077.80 and 6,323,786.48 is: 8,726,784.75
Step by Step Solution
- Step 1: Write the proportion equation
11,480,544.56 : 15,843,077.80 = 6,323,786.48 : x - Step 2: Convert to fraction form
11,480,544.56/15,843,077.80 = 6,323,786.48/x - Step 3: Cross multiply
11,480,544.56x = 15,843,077.80 × 6,323,786.48 - Step 4: Simplify right side
11,480,544.56x = 100,188,241,193,228.16 - Step 5: Solve for x
x = 100,188,241,193,228.16/11,480,544.56 - Step 6: Final answer
x = 8,726,784.75
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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.