Finding the Fourth Proportional to 48,736,872.28, 73,104,744.84 and 11,848,971.21
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Solution
The fourth proportional to 48,736,872.28, 73,104,744.84 and 11,848,971.21 is: 17,773,319.80
Step by Step Solution
- Step 1: Write the proportion equation
48,736,872.28 : 73,104,744.84 = 11,848,971.21 : x - Step 2: Convert to fraction form
48,736,872.28/73,104,744.84 = 11,848,971.21/x - Step 3: Cross multiply
48,736,872.28x = 73,104,744.84 × 11,848,971.21 - Step 4: Simplify right side
48,736,872.28x = 866,216,016,923,556.12 - Step 5: Solve for x
x = 866,216,016,923,556.12/48,736,872.28 - Step 6: Final answer
x = 17,773,319.80
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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.