Finding the Fourth Proportional to 10,757,121.12, 14,844,826.80 and 5,862,345.12
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Solution
The fourth proportional to 10,757,121.12, 14,844,826.80 and 5,862,345.12 is: 8,090,036.08
Step by Step Solution
- Step 1: Write the proportion equation
10,757,121.12 : 14,844,826.80 = 5,862,345.12 : x - Step 2: Convert to fraction form
10,757,121.12/14,844,826.80 = 5,862,345.12/x - Step 3: Cross multiply
10,757,121.12x = 14,844,826.80 × 5,862,345.12 - Step 4: Simplify right side
10,757,121.12x = 87,025,497,948,225.22 - Step 5: Solve for x
x = 87,025,497,948,225.22/10,757,121.12 - Step 6: Final answer
x = 8,090,036.08
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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.