Finding the Fourth Proportional to 16,496,218.80, 22,764,183.84 and 9,154,372.32
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Solution
The fourth proportional to 16,496,218.80, 22,764,183.84 and 9,154,372.32 is: 12,632,701.89
Step by Step Solution
- Step 1: Write the proportion equation
16,496,218.80 : 22,764,183.84 = 9,154,372.32 : x - Step 2: Convert to fraction form
16,496,218.80/22,764,183.84 = 9,154,372.32/x - Step 3: Cross multiply
16,496,218.80x = 22,764,183.84 × 9,154,372.32 - Step 4: Simplify right side
16,496,218.80x = 208,391,814,432,287.31 - Step 5: Solve for x
x = 208,391,814,432,287.31/16,496,218.80 - Step 6: Final answer
x = 12,632,701.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.