Finding the Fourth Proportional to 27,306,777.42, 37,681,840.38 and 14,914,403.46
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Solution
The fourth proportional to 27,306,777.42, 37,681,840.38 and 14,914,403.46 is: 20,581,050.70
Step by Step Solution
- Step 1: Write the proportion equation
27,306,777.42 : 37,681,840.38 = 14,914,403.46 : x - Step 2: Convert to fraction form
27,306,777.42/37,681,840.38 = 14,914,403.46/x - Step 3: Cross multiply
27,306,777.42x = 37,681,840.38 × 14,914,403.46 - Step 4: Simplify right side
27,306,777.42x = 562,002,170,542,639.81 - Step 5: Solve for x
x = 562,002,170,542,639.81/27,306,777.42 - Step 6: Final answer
x = 20,581,050.70
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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.