Finding the Fourth Proportional to 27,879,350.24, 41,804,666.49 and 12,513,467.13
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Solution
The fourth proportional to 27,879,350.24, 41,804,666.49 and 12,513,467.13 is: 18,763,755.81
Step by Step Solution
- Step 1: Write the proportion equation
27,879,350.24 : 41,804,666.49 = 12,513,467.13 : x - Step 2: Convert to fraction form
27,879,350.24/41,804,666.49 = 12,513,467.13/x - Step 3: Cross multiply
27,879,350.24x = 41,804,666.49 × 12,513,467.13 - Step 4: Simplify right side
27,879,350.24x = 523,121,320,003,227.56 - Step 5: Solve for x
x = 523,121,320,003,227.56/27,879,350.24 - Step 6: Final answer
x = 18,763,755.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.