Finding the Fourth Proportional to 8,606,840.49, 11,877,439.86 and 4,739,352.44
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Solution
The fourth proportional to 8,606,840.49, 11,877,439.86 and 4,739,352.44 is: 6,540,306.35
Step by Step Solution
- Step 1: Write the proportion equation
8,606,840.49 : 11,877,439.86 = 4,739,352.44 : x - Step 2: Convert to fraction form
8,606,840.49/11,877,439.86 = 4,739,352.44/x - Step 3: Cross multiply
8,606,840.49x = 11,877,439.86 × 4,739,352.44 - Step 4: Simplify right side
8,606,840.49x = 56,291,373,522,057.05 - Step 5: Solve for x
x = 56,291,373,522,057.05/8,606,840.49 - Step 6: Final answer
x = 6,540,306.35
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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.