Finding the Fourth Proportional to 15,318,475.76, 22,979,814.60 and 6,798,623.60
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Solution
The fourth proportional to 15,318,475.76, 22,979,814.60 and 6,798,623.60 is: 10,198,867.85
Step by Step Solution
- Step 1: Write the proportion equation
15,318,475.76 : 22,979,814.60 = 6,798,623.60 : x - Step 2: Convert to fraction form
15,318,475.76/22,979,814.60 = 6,798,623.60/x - Step 3: Cross multiply
15,318,475.76x = 22,979,814.60 × 6,798,623.60 - Step 4: Simplify right side
15,318,475.76x = 156,231,109,863,184.56 - Step 5: Solve for x
x = 156,231,109,863,184.56/15,318,475.76 - Step 6: Final answer
x = 10,198,867.85
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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.