Finding the Fourth Proportional to 27,398,854.26, 37,801,206.36 and 15,796,163.16
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Solution
The fourth proportional to 27,398,854.26, 37,801,206.36 and 15,796,163.16 is: 21,793,393.90
Step by Step Solution
- Step 1: Write the proportion equation
27,398,854.26 : 37,801,206.36 = 15,796,163.16 : x - Step 2: Convert to fraction form
27,398,854.26/37,801,206.36 = 15,796,163.16/x - Step 3: Cross multiply
27,398,854.26x = 37,801,206.36 × 15,796,163.16 - Step 4: Simplify right side
27,398,854.26x = 597,114,023,307,389.75 - Step 5: Solve for x
x = 597,114,023,307,389.75/27,398,854.26 - Step 6: Final answer
x = 21,793,393.90
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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.