Finding the Fourth Proportional to 38,652,922.92, 57,936,868.02 and 15,921,419.88
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Solution
The fourth proportional to 38,652,922.92, 57,936,868.02 and 15,921,419.88 is: 23,864,617.02
Step by Step Solution
- Step 1: Write the proportion equation
38,652,922.92 : 57,936,868.02 = 15,921,419.88 : x - Step 2: Convert to fraction form
38,652,922.92/57,936,868.02 = 15,921,419.88/x - Step 3: Cross multiply
38,652,922.92x = 57,936,868.02 × 15,921,419.88 - Step 4: Simplify right side
38,652,922.92x = 922,437,202,278,564.38 - Step 5: Solve for x
x = 922,437,202,278,564.38/38,652,922.92 - Step 6: Final answer
x = 23,864,617.02
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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.