Finding the Fourth Proportional to 16,092,246.40, 24,138,369.60 and 5,311,211.20
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Solution
The fourth proportional to 16,092,246.40, 24,138,369.60 and 5,311,211.20 is: 7,966,816.80
Step by Step Solution
- Step 1: Write the proportion equation
16,092,246.40 : 24,138,369.60 = 5,311,211.20 : x - Step 2: Convert to fraction form
16,092,246.40/24,138,369.60 = 5,311,211.20/x - Step 3: Cross multiply
16,092,246.40x = 24,138,369.60 × 5,311,211.20 - Step 4: Simplify right side
16,092,246.40x = 128,203,978,969,259.53 - Step 5: Solve for x
x = 128,203,978,969,259.53/16,092,246.40 - Step 6: Final answer
x = 7,966,816.80
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1.5x scale
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.