Finding the Fourth Proportional to 6,416,246.56, 9,624,369.84 and 2,156,414.80
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Solution
The fourth proportional to 6,416,246.56, 9,624,369.84 and 2,156,414.80 is: 3,234,622.20
Step by Step Solution
- Step 1: Write the proportion equation
6,416,246.56 : 9,624,369.84 = 2,156,414.80 : x - Step 2: Convert to fraction form
6,416,246.56/9,624,369.84 = 2,156,414.80/x - Step 3: Cross multiply
6,416,246.56x = 9,624,369.84 × 2,156,414.80 - Step 4: Simplify right side
6,416,246.56x = 20,754,133,563,649.63 - Step 5: Solve for x
x = 20,754,133,563,649.63/6,416,246.56 - Step 6: Final answer
x = 3,234,622.20
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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.