Finding the Fourth Proportional to 8,224,823.49, 11,351,018.06 and 4,553,740.12
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Solution
The fourth proportional to 8,224,823.49, 11,351,018.06 and 4,553,740.12 is: 6,284,583.06
Step by Step Solution
- Step 1: Write the proportion equation
8,224,823.49 : 11,351,018.06 = 4,553,740.12 : x - Step 2: Convert to fraction form
8,224,823.49/11,351,018.06 = 4,553,740.12/x - Step 3: Cross multiply
8,224,823.49x = 11,351,018.06 × 4,553,740.12 - Step 4: Simplify right side
8,224,823.49x = 51,689,586,342,666.57 - Step 5: Solve for x
x = 51,689,586,342,666.57/8,224,823.49 - Step 6: Final answer
x = 6,284,583.06
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1.5x scale
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.