Finding the Fourth Proportional to 16,351,618.40, 24,527,427.60 and 7,827,567.20
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Solution
The fourth proportional to 16,351,618.40, 24,527,427.60 and 7,827,567.20 is: 11,741,350.80
Step by Step Solution
- Step 1: Write the proportion equation
16,351,618.40 : 24,527,427.60 = 7,827,567.20 : x - Step 2: Convert to fraction form
16,351,618.40/24,527,427.60 = 7,827,567.20/x - Step 3: Cross multiply
16,351,618.40x = 24,527,427.60 × 7,827,567.20 - Step 4: Simplify right side
16,351,618.40x = 191,990,087,782,134.75 - Step 5: Solve for x
x = 191,990,087,782,134.75/16,351,618.40 - Step 6: Final answer
x = 11,741,350.80
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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.