Finding the Fourth Proportional to 27,624,887.38, 41,430,260.58 and 8,189,568.55
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Solution
The fourth proportional to 27,624,887.38, 41,430,260.58 and 8,189,568.55 is: 12,282,256.73
Step by Step Solution
- Step 1: Write the proportion equation
27,624,887.38 : 41,430,260.58 = 8,189,568.55 : x - Step 2: Convert to fraction form
27,624,887.38/41,430,260.58 = 8,189,568.55/x - Step 3: Cross multiply
27,624,887.38x = 41,430,260.58 × 8,189,568.55 - Step 4: Simplify right side
27,624,887.38x = 339,295,959,064,272.75 - Step 5: Solve for x
x = 339,295,959,064,272.75/27,624,887.38 - Step 6: Final answer
x = 12,282,256.73
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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.