Finding the Fourth Proportional to 16,795,844.70, 25,193,767.05 and 13,436,612.70
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Solution
The fourth proportional to 16,795,844.70, 25,193,767.05 and 13,436,612.70 is: 20,154,919.05
Step by Step Solution
- Step 1: Write the proportion equation
16,795,844.70 : 25,193,767.05 = 13,436,612.70 : x - Step 2: Convert to fraction form
16,795,844.70/25,193,767.05 = 13,436,612.70/x - Step 3: Cross multiply
16,795,844.70x = 25,193,767.05 × 13,436,612.70 - Step 4: Simplify right side
16,795,844.70x = 338,518,890,304,871.50 - Step 5: Solve for x
x = 338,518,890,304,871.50/16,795,844.70 - Step 6: Final answer
x = 20,154,919.05
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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.