Finding the Fourth Proportional to 36,628,550.74, 54,950,602.20 and 13,908,944.98
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Solution
The fourth proportional to 36,628,550.74, 54,950,602.20 and 13,908,944.98 is: 20,866,370.28
Step by Step Solution
- Step 1: Write the proportion equation
36,628,550.74 : 54,950,602.20 = 13,908,944.98 : x - Step 2: Convert to fraction form
36,628,550.74/54,950,602.20 = 13,908,944.98/x - Step 3: Cross multiply
36,628,550.74x = 54,950,602.20 × 13,908,944.98 - Step 4: Simplify right side
36,628,550.74x = 764,304,902,617,667 - Step 5: Solve for x
x = 764,304,902,617,667/36,628,550.74 - Step 6: Final answer
x = 20,866,370.28
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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.