Finding the Fourth Proportional to 5,422,772.70, 7,483,563.99 and 2,975,383.08
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Solution
The fourth proportional to 5,422,772.70, 7,483,563.99 and 2,975,383.08 is: 4,106,104.18
Step by Step Solution
- Step 1: Write the proportion equation
5,422,772.70 : 7,483,563.99 = 2,975,383.08 : x - Step 2: Convert to fraction form
5,422,772.70/7,483,563.99 = 2,975,383.08/x - Step 3: Cross multiply
5,422,772.70x = 7,483,563.99 × 2,975,383.08 - Step 4: Simplify right side
5,422,772.70x = 22,266,469,673,943.29 - Step 5: Solve for x
x = 22,266,469,673,943.29/5,422,772.70 - Step 6: Final answer
x = 4,106,104.18
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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.