Finding the Fourth Proportional to 8,251,125.48, 12,376,671.21 and 4,655,260.08
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Solution
The fourth proportional to 8,251,125.48, 12,376,671.21 and 4,655,260.08 is: 6,982,880.52
Step by Step Solution
- Step 1: Write the proportion equation
8,251,125.48 : 12,376,671.21 = 4,655,260.08 : x - Step 2: Convert to fraction form
8,251,125.48/12,376,671.21 = 4,655,260.08/x - Step 3: Cross multiply
8,251,125.48x = 12,376,671.21 × 4,655,260.08 - Step 4: Simplify right side
8,251,125.48x = 57,616,623,407,198.30 - Step 5: Solve for x
x = 57,616,623,407,198.30/8,251,125.48 - Step 6: Final answer
x = 6,982,880.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.