Finding the Fourth Proportional to 8,492,541.36, 11,719,625.52 and 4,625,127.12
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Solution
The fourth proportional to 8,492,541.36, 11,719,625.52 and 4,625,127.12 is: 6,382,631.01
Step by Step Solution
- Step 1: Write the proportion equation
8,492,541.36 : 11,719,625.52 = 4,625,127.12 : x - Step 2: Convert to fraction form
8,492,541.36/11,719,625.52 = 4,625,127.12/x - Step 3: Cross multiply
8,492,541.36x = 11,719,625.52 × 4,625,127.12 - Step 4: Simplify right side
8,492,541.36x = 54,204,757,828,796.10 - Step 5: Solve for x
x = 54,204,757,828,796.10/8,492,541.36 - Step 6: Final answer
x = 6,382,631.01
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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.