Finding the Fourth Proportional to 27,004,916.62, 40,508,679.84 and 8,809,076.62
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Solution
The fourth proportional to 27,004,916.62, 40,508,679.84 and 8,809,076.62 is: 13,214,040.60
Step by Step Solution
- Step 1: Write the proportion equation
27,004,916.62 : 40,508,679.84 = 8,809,076.62 : x - Step 2: Convert to fraction form
27,004,916.62/40,508,679.84 = 8,809,076.62/x - Step 3: Cross multiply
27,004,916.62x = 40,508,679.84 × 8,809,076.62 - Step 4: Simplify right side
27,004,916.62x = 356,844,064,485,609.31 - Step 5: Solve for x
x = 356,844,064,485,609.31/27,004,916.62 - Step 6: Final answer
x = 13,214,040.60
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1.5x scale
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.