Finding the Fourth Proportional to 40,106,406.96, 60,161,943.24 and 11,350,136.88
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Solution
The fourth proportional to 40,106,406.96, 60,161,943.24 and 11,350,136.88 is: 17,025,865.50
Step by Step Solution
- Step 1: Write the proportion equation
40,106,406.96 : 60,161,943.24 = 11,350,136.88 : x - Step 2: Convert to fraction form
40,106,406.96/60,161,943.24 = 11,350,136.88/x - Step 3: Cross multiply
40,106,406.96x = 60,161,943.24 × 11,350,136.88 - Step 4: Simplify right side
40,106,406.96x = 682,846,290,740,790.75 - Step 5: Solve for x
x = 682,846,290,740,790.75/40,106,406.96 - Step 6: Final answer
x = 17,025,865.50
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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.