Finding the Fourth Proportional to 38,309,531.11, 57,484,474.81 and 22,146,833.63
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Solution
The fourth proportional to 38,309,531.11, 57,484,474.81 and 22,146,833.63 is: 33,231,915.48
Step by Step Solution
- Step 1: Write the proportion equation
38,309,531.11 : 57,484,474.81 = 22,146,833.63 : x - Step 2: Convert to fraction form
38,309,531.11/57,484,474.81 = 22,146,833.63/x - Step 3: Cross multiply
38,309,531.11x = 57,484,474.81 × 22,146,833.63 - Step 4: Simplify right side
38,309,531.11x = 1,273,099,100,013,340 - Step 5: Solve for x
x = 1,273,099,100,013,340/38,309,531.11 - Step 6: Final answer
x = 33,231,915.48
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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.