Finding the Fourth Proportional to 39,505,813.24, 54,507,508.86 and 27,119,695
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Solution
The fourth proportional to 39,505,813.24, 54,507,508.86 and 27,119,695 is: 37,417,961.92
Step by Step Solution
- Step 1: Write the proportion equation
39,505,813.24 : 54,507,508.86 = 27,119,695 : x - Step 2: Convert to fraction form
39,505,813.24/54,507,508.86 = 27,119,695/x - Step 3: Cross multiply
39,505,813.24x = 54,507,508.86 × 27,119,695 - Step 4: Simplify right side
39,505,813.24x = 1,478,227,015,492,997.75 - Step 5: Solve for x
x = 1,478,227,015,492,997.75/39,505,813.24 - Step 6: Final answer
x = 37,417,961.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.