Finding the Fourth Proportional to 38,457,343.70, 57,686,163.45 and 9,311,134.14
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Solution
The fourth proportional to 38,457,343.70, 57,686,163.45 and 9,311,134.14 is: 13,966,737.01
Step by Step Solution
- Step 1: Write the proportion equation
38,457,343.70 : 57,686,163.45 = 9,311,134.14 : x - Step 2: Convert to fraction form
38,457,343.70/57,686,163.45 = 9,311,134.14/x - Step 3: Cross multiply
38,457,343.70x = 57,686,163.45 × 9,311,134.14 - Step 4: Simplify right side
38,457,343.70x = 537,123,605,639,762.19 - Step 5: Solve for x
x = 537,123,605,639,762.19/38,457,343.70 - Step 6: Final answer
x = 13,966,737.01
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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.