Finding the Fourth Proportional to 16,285,537.20, 24,428,305.80 and 4,318,273.20
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Solution
The fourth proportional to 16,285,537.20, 24,428,305.80 and 4,318,273.20 is: 6,477,409.80
Step by Step Solution
- Step 1: Write the proportion equation
16,285,537.20 : 24,428,305.80 = 4,318,273.20 : x - Step 2: Convert to fraction form
16,285,537.20/24,428,305.80 = 4,318,273.20/x - Step 3: Cross multiply
16,285,537.20x = 24,428,305.80 × 4,318,273.20 - Step 4: Simplify right side
16,285,537.20x = 105,488,098,257,544.56 - Step 5: Solve for x
x = 105,488,098,257,544.56/16,285,537.20 - Step 6: Final answer
x = 6,477,409.80
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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.