Finding the Fourth Proportional to 10,501,825.80, 15,752,738.70 and 2,523,649.80
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Solution
The fourth proportional to 10,501,825.80, 15,752,738.70 and 2,523,649.80 is: 3,785,474.70
Step by Step Solution
- Step 1: Write the proportion equation
10,501,825.80 : 15,752,738.70 = 2,523,649.80 : x - Step 2: Convert to fraction form
10,501,825.80/15,752,738.70 = 2,523,649.80/x - Step 3: Cross multiply
10,501,825.80x = 15,752,738.70 × 2,523,649.80 - Step 4: Simplify right side
10,501,825.80x = 39,754,395,869,707.26 - Step 5: Solve for x
x = 39,754,395,869,707.26/10,501,825.80 - Step 6: Final answer
x = 3,785,474.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.