Finding the Fourth Proportional to 24,765,305.40, 37,074,474.90 and 18,403,759.80
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Solution
The fourth proportional to 24,765,305.40, 37,074,474.90 and 18,403,759.80 is: 27,551,032.37
Step by Step Solution
- Step 1: Write the proportion equation
24,765,305.40 : 37,074,474.90 = 18,403,759.80 : x - Step 2: Convert to fraction form
24,765,305.40/37,074,474.90 = 18,403,759.80/x - Step 3: Cross multiply
24,765,305.40x = 37,074,474.90 × 18,403,759.80 - Step 4: Simplify right side
24,765,305.40x = 682,309,730,770,729 - Step 5: Solve for x
x = 682,309,730,770,729/24,765,305.40 - Step 6: Final answer
x = 27,551,032.37
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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.