Finding the Fourth Proportional to 53,606,053.24, 80,206,168.17 and 31,758,161.99
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Solution
The fourth proportional to 53,606,053.24, 80,206,168.17 and 31,758,161.99 is: 47,517,030.77
Step by Step Solution
- Step 1: Write the proportion equation
53,606,053.24 : 80,206,168.17 = 31,758,161.99 : x - Step 2: Convert to fraction form
53,606,053.24/80,206,168.17 = 31,758,161.99/x - Step 3: Cross multiply
53,606,053.24x = 80,206,168.17 × 31,758,161.99 - Step 4: Simplify right side
53,606,053.24x = 2,547,200,481,058,104 - Step 5: Solve for x
x = 2,547,200,481,058,104/53,606,053.24 - Step 6: Final answer
x = 47,517,030.77
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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.