Finding the Fourth Proportional to 8,204,719.30, 11,322,508.86 and 4,533,603.75
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Solution
The fourth proportional to 8,204,719.30, 11,322,508.86 and 4,533,603.75 is: 6,256,371.09
Step by Step Solution
- Step 1: Write the proportion equation
8,204,719.30 : 11,322,508.86 = 4,533,603.75 : x - Step 2: Convert to fraction form
8,204,719.30/11,322,508.86 = 4,533,603.75/x - Step 3: Cross multiply
8,204,719.30x = 11,322,508.86 × 4,533,603.75 - Step 4: Simplify right side
8,204,719.30x = 51,331,768,627,104.22 - Step 5: Solve for x
x = 51,331,768,627,104.22/8,204,719.30 - Step 6: Final answer
x = 6,256,371.09
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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.