Finding the Fourth Proportional to 16,228,979.98, 24,322,273.84 and 12,376,697.03
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Solution
The fourth proportional to 16,228,979.98, 24,322,273.84 and 12,376,697.03 is: 18,548,880.75
Step by Step Solution
- Step 1: Write the proportion equation
16,228,979.98 : 24,322,273.84 = 12,376,697.03 : x - Step 2: Convert to fraction form
16,228,979.98/24,322,273.84 = 12,376,697.03/x - Step 3: Cross multiply
16,228,979.98x = 24,322,273.84 × 12,376,697.03 - Step 4: Simplify right side
16,228,979.98x = 301,029,414,313,823.81 - Step 5: Solve for x
x = 301,029,414,313,823.81/16,228,979.98 - Step 6: Final answer
x = 18,548,880.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.