Finding the Fourth Proportional to 17,521,202.40, 26,281,803.60 and 11,474,584.80
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Solution
The fourth proportional to 17,521,202.40, 26,281,803.60 and 11,474,584.80 is: 17,211,877.20
Step by Step Solution
- Step 1: Write the proportion equation
17,521,202.40 : 26,281,803.60 = 11,474,584.80 : x - Step 2: Convert to fraction form
17,521,202.40/26,281,803.60 = 11,474,584.80/x - Step 3: Cross multiply
17,521,202.40x = 26,281,803.60 × 11,474,584.80 - Step 4: Simplify right side
17,521,202.40x = 301,572,784,105,145.31 - Step 5: Solve for x
x = 301,572,784,105,145.31/17,521,202.40 - Step 6: Final answer
x = 17,211,877.20
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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.