Finding the Fourth Proportional to 43,689,629.44, 65,563,675.26 and 18,130,637.98
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Solution
The fourth proportional to 43,689,629.44, 65,563,675.26 and 18,130,637.98 is: 27,208,087.50
Step by Step Solution
- Step 1: Write the proportion equation
43,689,629.44 : 65,563,675.26 = 18,130,637.98 : x - Step 2: Convert to fraction form
43,689,629.44/65,563,675.26 = 18,130,637.98/x - Step 3: Cross multiply
43,689,629.44x = 65,563,675.26 × 18,130,637.98 - Step 4: Simplify right side
43,689,629.44x = 1,188,711,260,777,342.25 - Step 5: Solve for x
x = 1,188,711,260,777,342.25/43,689,629.44 - Step 6: Final answer
x = 27,208,087.50
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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.