Finding the Fourth Proportional to 32,157,687.40, 48,236,531.10 and 19,403,103.40
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Solution
The fourth proportional to 32,157,687.40, 48,236,531.10 and 19,403,103.40 is: 29,104,655.10
Step by Step Solution
- Step 1: Write the proportion equation
32,157,687.40 : 48,236,531.10 = 19,403,103.40 : x - Step 2: Convert to fraction form
32,157,687.40/48,236,531.10 = 19,403,103.40/x - Step 3: Cross multiply
32,157,687.40x = 48,236,531.10 × 19,403,103.40 - Step 4: Simplify right side
32,157,687.40x = 935,938,400,590,615.75 - Step 5: Solve for x
x = 935,938,400,590,615.75/32,157,687.40 - Step 6: Final answer
x = 29,104,655.10
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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.