Finding the Fourth Proportional to 5,114,147.52, 7,060,176.72 and 3,735,943.68
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Solution
The fourth proportional to 5,114,147.52, 7,060,176.72 and 3,735,943.68 is: 5,157,540.43
Step by Step Solution
- Step 1: Write the proportion equation
5,114,147.52 : 7,060,176.72 = 3,735,943.68 : x - Step 2: Convert to fraction form
5,114,147.52/7,060,176.72 = 3,735,943.68/x - Step 3: Cross multiply
5,114,147.52x = 7,060,176.72 × 3,735,943.68 - Step 4: Simplify right side
5,114,147.52x = 26,376,422,596,767.13 - Step 5: Solve for x
x = 26,376,422,596,767.13/5,114,147.52 - Step 6: Final answer
x = 5,157,540.43
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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.