Finding the Fourth Proportional to 5,115,069.44, 7,058,292.92 and 2,823,082.36
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Solution
The fourth proportional to 5,115,069.44, 7,058,292.92 and 2,823,082.36 is: 3,895,576.09
Step by Step Solution
- Step 1: Write the proportion equation
5,115,069.44 : 7,058,292.92 = 2,823,082.36 : x - Step 2: Convert to fraction form
5,115,069.44/7,058,292.92 = 2,823,082.36/x - Step 3: Cross multiply
5,115,069.44x = 7,058,292.92 × 2,823,082.36 - Step 4: Simplify right side
5,115,069.44x = 19,926,142,234,164.89 - Step 5: Solve for x
x = 19,926,142,234,164.89/5,115,069.44 - Step 6: Final answer
x = 3,895,576.09
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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.