Finding the Fourth Proportional to 33,220,812.20, 49,784,562.30 and 26,409,036.20
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Solution
The fourth proportional to 33,220,812.20, 49,784,562.30 and 26,409,036.20 is: 39,576,464.90
Step by Step Solution
- Step 1: Write the proportion equation
33,220,812.20 : 49,784,562.30 = 26,409,036.20 : x - Step 2: Convert to fraction form
33,220,812.20/49,784,562.30 = 26,409,036.20/x - Step 3: Cross multiply
33,220,812.20x = 49,784,562.30 × 26,409,036.20 - Step 4: Simplify right side
33,220,812.20x = 1,314,762,307,981,855.25 - Step 5: Solve for x
x = 1,314,762,307,981,855.25/33,220,812.20 - Step 6: Final answer
x = 39,576,464.90
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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.