Finding the Fourth Proportional to 19,292,716.30, 26,622,970.76 and 11,452,563.70
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Solution
The fourth proportional to 19,292,716.30, 26,622,970.76 and 11,452,563.70 is: 15,803,957.50
Step by Step Solution
- Step 1: Write the proportion equation
19,292,716.30 : 26,622,970.76 = 11,452,563.70 : x - Step 2: Convert to fraction form
19,292,716.30/26,622,970.76 = 11,452,563.70/x - Step 3: Cross multiply
19,292,716.30x = 26,622,970.76 × 11,452,563.70 - Step 4: Simplify right side
19,292,716.30x = 304,901,268,512,137.44 - Step 5: Solve for x
x = 304,901,268,512,137.44/19,292,716.30 - Step 6: Final answer
x = 15,803,957.50
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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.