Finding the Fourth Proportional to 11,482,785.75, 15,846,058.56 and 6,255,856.44
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Solution
The fourth proportional to 11,482,785.75, 15,846,058.56 and 6,255,856.44 is: 8,632,980.68
Step by Step Solution
- Step 1: Write the proportion equation
11,482,785.75 : 15,846,058.56 = 6,255,856.44 : x - Step 2: Convert to fraction form
11,482,785.75/15,846,058.56 = 6,255,856.44/x - Step 3: Cross multiply
11,482,785.75x = 15,846,058.56 × 6,255,856.44 - Step 4: Simplify right side
11,482,785.75x = 99,130,667,491,193.14 - Step 5: Solve for x
x = 99,130,667,491,193.14/11,482,785.75 - Step 6: Final answer
x = 8,632,980.68
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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.