Finding the Fourth Proportional to 5,625,792.90, 7,763,593.77 and 3,047,472.99
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Solution
The fourth proportional to 5,625,792.90, 7,763,593.77 and 3,047,472.99 is: 4,205,512.49
Step by Step Solution
- Step 1: Write the proportion equation
5,625,792.90 : 7,763,593.77 = 3,047,472.99 : x - Step 2: Convert to fraction form
5,625,792.90/7,763,593.77 = 3,047,472.99/x - Step 3: Cross multiply
5,625,792.90x = 7,763,593.77 × 3,047,472.99 - Step 4: Simplify right side
5,625,792.90x = 23,659,342,319,407.27 - Step 5: Solve for x
x = 23,659,342,319,407.27/5,625,792.90 - Step 6: Final answer
x = 4,205,512.49
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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.