Finding the Fourth Proportional to 5,125,260.11, 7,074,640.19 and 2,950,670.01
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Solution
The fourth proportional to 5,125,260.11, 7,074,640.19 and 2,950,670.01 is: 4,072,950.09
Step by Step Solution
- Step 1: Write the proportion equation
5,125,260.11 : 7,074,640.19 = 2,950,670.01 : x - Step 2: Convert to fraction form
5,125,260.11/7,074,640.19 = 2,950,670.01/x - Step 3: Cross multiply
5,125,260.11x = 7,074,640.19 × 2,950,670.01 - Step 4: Simplify right side
5,125,260.11x = 20,874,928,625,420.35 - Step 5: Solve for x
x = 20,874,928,625,420.35/5,125,260.11 - Step 6: Final answer
x = 4,072,950.09
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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.