Finding the Fourth Proportional to 8,457,454.24, 11,671,292.64 and 4,589,974.24
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Solution
The fourth proportional to 8,457,454.24, 11,671,292.64 and 4,589,974.24 is: 6,334,167.59
Step by Step Solution
- Step 1: Write the proportion equation
8,457,454.24 : 11,671,292.64 = 4,589,974.24 : x - Step 2: Convert to fraction form
8,457,454.24/11,671,292.64 = 4,589,974.24/x - Step 3: Cross multiply
8,457,454.24x = 11,671,292.64 × 4,589,974.24 - Step 4: Simplify right side
8,457,454.24x = 53,570,932,565,101.60 - Step 5: Solve for x
x = 53,570,932,565,101.60/8,457,454.24 - Step 6: Final answer
x = 6,334,167.59
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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.