Finding the Fourth Proportional to 83,052,227.80, 124,578,341.70 and 36,994,007.80
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Solution
The fourth proportional to 83,052,227.80, 124,578,341.70 and 36,994,007.80 is: 55,491,011.70
Step by Step Solution
- Step 1: Write the proportion equation
83,052,227.80 : 124,578,341.70 = 36,994,007.80 : x - Step 2: Convert to fraction form
83,052,227.80/124,578,341.70 = 36,994,007.80/x - Step 3: Cross multiply
83,052,227.80x = 124,578,341.70 × 36,994,007.80 - Step 4: Simplify right side
83,052,227.80x = 4,608,652,144,560,865 - Step 5: Solve for x
x = 4,608,652,144,560,865/83,052,227.80 - Step 6: Final answer
x = 55,491,011.70
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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.