Finding the Fourth Proportional to 8,624,696.84, 11,901,873.08 and 4,757,134.96
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Solution
The fourth proportional to 8,624,696.84, 11,901,873.08 and 4,757,134.96 is: 6,564,731.21
Step by Step Solution
- Step 1: Write the proportion equation
8,624,696.84 : 11,901,873.08 = 4,757,134.96 : x - Step 2: Convert to fraction form
8,624,696.84/11,901,873.08 = 4,757,134.96/x - Step 3: Cross multiply
8,624,696.84x = 11,901,873.08 × 4,757,134.96 - Step 4: Simplify right side
8,624,696.84x = 56,618,816,518,350.88 - Step 5: Solve for x
x = 56,618,816,518,350.88/8,624,696.84 - Step 6: Final answer
x = 6,564,731.21
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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.