Finding the Fourth Proportional to 40,959,901.62, 56,524,491.81 and 22,625,187.12
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Solution
The fourth proportional to 40,959,901.62, 56,524,491.81 and 22,625,187.12 is: 31,222,662.98
Step by Step Solution
- Step 1: Write the proportion equation
40,959,901.62 : 56,524,491.81 = 22,625,187.12 : x - Step 2: Convert to fraction form
40,959,901.62/56,524,491.81 = 22,625,187.12/x - Step 3: Cross multiply
40,959,901.62x = 56,524,491.81 × 22,625,187.12 - Step 4: Simplify right side
40,959,901.62x = 1,278,877,204,064,157.50 - Step 5: Solve for x
x = 1,278,877,204,064,157.50/40,959,901.62 - Step 6: Final answer
x = 31,222,662.98
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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.