Finding the Fourth Proportional to 39,237,787.68, 54,117,471.36 and 25,491,180.96
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Solution
The fourth proportional to 39,237,787.68, 54,117,471.36 and 25,491,180.96 is: 35,157,901.02
Step by Step Solution
- Step 1: Write the proportion equation
39,237,787.68 : 54,117,471.36 = 25,491,180.96 : x - Step 2: Convert to fraction form
39,237,787.68/54,117,471.36 = 25,491,180.96/x - Step 3: Cross multiply
39,237,787.68x = 54,117,471.36 × 25,491,180.96 - Step 4: Simplify right side
39,237,787.68x = 1,379,518,255,535,377.25 - Step 5: Solve for x
x = 1,379,518,255,535,377.25/39,237,787.68 - Step 6: Final answer
x = 35,157,901.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.