Finding the Fourth Proportional to 6,487,040.49, 8,952,302.75 and 3,586,618.61
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Solution
The fourth proportional to 6,487,040.49, 8,952,302.75 and 3,586,618.61 is: 4,949,636.99
Step by Step Solution
- Step 1: Write the proportion equation
6,487,040.49 : 8,952,302.75 = 3,586,618.61 : x - Step 2: Convert to fraction form
6,487,040.49/8,952,302.75 = 3,586,618.61/x - Step 3: Cross multiply
6,487,040.49x = 8,952,302.75 × 3,586,618.61 - Step 4: Simplify right side
6,487,040.49x = 32,108,495,582,809.57 - Step 5: Solve for x
x = 32,108,495,582,809.57/6,487,040.49 - Step 6: Final answer
x = 4,949,636.99
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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.