Finding the Fourth Proportional to 18,350,041.60, 27,524,187.60 and 6,218,315.20
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Solution
The fourth proportional to 18,350,041.60, 27,524,187.60 and 6,218,315.20 is: 9,327,176.35
Step by Step Solution
- Step 1: Write the proportion equation
18,350,041.60 : 27,524,187.60 = 6,218,315.20 : x - Step 2: Convert to fraction form
18,350,041.60/27,524,187.60 = 6,218,315.20/x - Step 3: Cross multiply
18,350,041.60x = 27,524,187.60 × 6,218,315.20 - Step 4: Simplify right side
18,350,041.60x = 171,154,074,120,731.53 - Step 5: Solve for x
x = 171,154,074,120,731.53/18,350,041.60 - Step 6: Final answer
x = 9,327,176.35
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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.