Finding the Fourth Proportional to 11,109,844.44, 15,331,607.71 and 6,215,148.29
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Solution
The fourth proportional to 11,109,844.44, 15,331,607.71 and 6,215,148.29 is: 8,576,917.16
Step by Step Solution
- Step 1: Write the proportion equation
11,109,844.44 : 15,331,607.71 = 6,215,148.29 : x - Step 2: Convert to fraction form
11,109,844.44/15,331,607.71 = 6,215,148.29/x - Step 3: Cross multiply
11,109,844.44x = 15,331,607.71 × 6,215,148.29 - Step 4: Simplify right side
11,109,844.44x = 95,288,215,464,548.47 - Step 5: Solve for x
x = 95,288,215,464,548.47/11,109,844.44 - Step 6: Final answer
x = 8,576,917.16
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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.