Finding the Fourth Proportional to 8,599,175.84, 11,866,506.80 and 4,678,948.10
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Solution
The fourth proportional to 8,599,175.84, 11,866,506.80 and 4,678,948.10 is: 6,456,754.75
Step by Step Solution
- Step 1: Write the proportion equation
8,599,175.84 : 11,866,506.80 = 4,678,948.10 : x - Step 2: Convert to fraction form
8,599,175.84/11,866,506.80 = 4,678,948.10/x - Step 3: Cross multiply
8,599,175.84x = 11,866,506.80 × 4,678,948.10 - Step 4: Simplify right side
8,599,175.84x = 55,522,769,445,497.08 - Step 5: Solve for x
x = 55,522,769,445,497.08/8,599,175.84 - Step 6: Final answer
x = 6,456,754.75
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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.