Finding the Fourth Proportional to 8,952,623.68, 12,354,234.48 and 5,085,132.88
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Solution
The fourth proportional to 8,952,623.68, 12,354,234.48 and 5,085,132.88 is: 7,017,264.01
Step by Step Solution
- Step 1: Write the proportion equation
8,952,623.68 : 12,354,234.48 = 5,085,132.88 : x - Step 2: Convert to fraction form
8,952,623.68/12,354,234.48 = 5,085,132.88/x - Step 3: Cross multiply
8,952,623.68x = 12,354,234.48 × 5,085,132.88 - Step 4: Simplify right side
8,952,623.68x = 62,822,923,961,477.70 - Step 5: Solve for x
x = 62,822,923,961,477.70/8,952,623.68 - Step 6: Final answer
x = 7,017,264.01
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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.