Finding the Fourth Proportional to 8,593,439.92, 11,858,675.61 and 4,725,949.12
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Solution
The fourth proportional to 8,593,439.92, 11,858,675.61 and 4,725,949.12 is: 6,521,660.49
Step by Step Solution
- Step 1: Write the proportion equation
8,593,439.92 : 11,858,675.61 = 4,725,949.12 : x - Step 2: Convert to fraction form
8,593,439.92/11,858,675.61 = 4,725,949.12/x - Step 3: Cross multiply
8,593,439.92x = 11,858,675.61 × 4,725,949.12 - Step 4: Simplify right side
8,593,439.92x = 56,043,497,563,444.96 - Step 5: Solve for x
x = 56,043,497,563,444.96/8,593,439.92 - Step 6: Final answer
x = 6,521,660.49
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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.