Finding the Fourth Proportional to 5,033,943.53, 6,946,617.99 and 2,940,979.97
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Solution
The fourth proportional to 5,033,943.53, 6,946,617.99 and 2,940,979.97 is: 4,058,421.45
Step by Step Solution
- Step 1: Write the proportion equation
5,033,943.53 : 6,946,617.99 = 2,940,979.97 : x - Step 2: Convert to fraction form
5,033,943.53/6,946,617.99 = 2,940,979.97/x - Step 3: Cross multiply
5,033,943.53x = 6,946,617.99 × 2,940,979.97 - Step 4: Simplify right side
5,033,943.53x = 20,429,864,368,418.01 - Step 5: Solve for x
x = 20,429,864,368,418.01/5,033,943.53 - Step 6: Final answer
x = 4,058,421.45
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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.