Finding the Fourth Proportional to 64,060,849.68, 96,107,660.63 and 18,622,644.18
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Solution
The fourth proportional to 64,060,849.68, 96,107,660.63 and 18,622,644.18 is: 27,938,729.75
Step by Step Solution
- Step 1: Write the proportion equation
64,060,849.68 : 96,107,660.63 = 18,622,644.18 : x - Step 2: Convert to fraction form
64,060,849.68/96,107,660.63 = 18,622,644.18/x - Step 3: Cross multiply
64,060,849.68x = 96,107,660.63 × 18,622,644.18 - Step 4: Simplify right side
64,060,849.68x = 1,789,778,766,791,571.50 - Step 5: Solve for x
x = 1,789,778,766,791,571.50/64,060,849.68 - Step 6: Final answer
x = 27,938,729.75
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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.