Finding the Fourth Proportional to 20,415,262.68, 30,628,872.67 and 6,038,713.31
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Solution
The fourth proportional to 20,415,262.68, 30,628,872.67 and 6,038,713.31 is: 9,059,838.42
Step by Step Solution
- Step 1: Write the proportion equation
20,415,262.68 : 30,628,872.67 = 6,038,713.31 : x - Step 2: Convert to fraction form
20,415,262.68/30,628,872.67 = 6,038,713.31/x - Step 3: Cross multiply
20,415,262.68x = 30,628,872.67 × 6,038,713.31 - Step 4: Simplify right side
20,415,262.68x = 184,958,981,062,624.25 - Step 5: Solve for x
x = 184,958,981,062,624.25/20,415,262.68 - Step 6: Final answer
x = 9,059,838.42
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.