Finding the Fourth Proportional to 29,970,708.44, 41,359,577.16 and 16,219,672.58
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Solution
The fourth proportional to 29,970,708.44, 41,359,577.16 and 16,219,672.58 is: 22,383,147.90
Step by Step Solution
- Step 1: Write the proportion equation
29,970,708.44 : 41,359,577.16 = 16,219,672.58 : x - Step 2: Convert to fraction form
29,970,708.44/41,359,577.16 = 16,219,672.58/x - Step 3: Cross multiply
29,970,708.44x = 41,359,577.16 × 16,219,672.58 - Step 4: Simplify right side
29,970,708.44x = 670,838,799,582,446.25 - Step 5: Solve for x
x = 670,838,799,582,446.25/29,970,708.44 - Step 6: Final answer
x = 22,383,147.90
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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.