Finding the Fourth Proportional to 21,896,777.43, 32,845,197.36 and 8,942,930.39
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Solution
The fourth proportional to 21,896,777.43, 32,845,197.36 and 8,942,930.39 is: 13,414,408.33
Step by Step Solution
- Step 1: Write the proportion equation
21,896,777.43 : 32,845,197.36 = 8,942,930.39 : x - Step 2: Convert to fraction form
21,896,777.43/32,845,197.36 = 8,942,930.39/x - Step 3: Cross multiply
21,896,777.43x = 32,845,197.36 × 8,942,930.39 - Step 4: Simplify right side
21,896,777.43x = 293,732,313,591,577.12 - Step 5: Solve for x
x = 293,732,313,591,577.12/21,896,777.43 - Step 6: Final answer
x = 13,414,408.33
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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.