Finding the Fourth Proportional to 7,427,629.08, 11,144,650.68 and 4,018,317.12
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Solution
The fourth proportional to 7,427,629.08, 11,144,650.68 and 4,018,317.12 is: 6,029,210.69
Step by Step Solution
- Step 1: Write the proportion equation
7,427,629.08 : 11,144,650.68 = 4,018,317.12 : x - Step 2: Convert to fraction form
7,427,629.08/11,144,650.68 = 4,018,317.12/x - Step 3: Cross multiply
7,427,629.08x = 11,144,650.68 × 4,018,317.12 - Step 4: Simplify right side
7,427,629.08x = 44,782,740,623,863.64 - Step 5: Solve for x
x = 44,782,740,623,863.64/7,427,629.08 - Step 6: Final answer
x = 6,029,210.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.