Finding the Fourth Proportional to 5,521,977.06, 7,616,431.94 and 4,785,599.18
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Solution
The fourth proportional to 5,521,977.06, 7,616,431.94 and 4,785,599.18 is: 6,600,750.06
Step by Step Solution
- Step 1: Write the proportion equation
5,521,977.06 : 7,616,431.94 = 4,785,599.18 : x - Step 2: Convert to fraction form
5,521,977.06/7,616,431.94 = 4,785,599.18/x - Step 3: Cross multiply
5,521,977.06x = 7,616,431.94 × 4,785,599.18 - Step 4: Simplify right side
5,521,977.06x = 36,449,190,384,579.65 - Step 5: Solve for x
x = 36,449,190,384,579.65/5,521,977.06 - Step 6: Final answer
x = 6,600,750.06
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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.