Finding the Fourth Proportional to 29,122,241.28, 40,188,644.64 and 16,069,489.92
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Solution
The fourth proportional to 29,122,241.28, 40,188,644.64 and 16,069,489.92 is: 22,175,869.42
Step by Step Solution
- Step 1: Write the proportion equation
29,122,241.28 : 40,188,644.64 = 16,069,489.92 : x - Step 2: Convert to fraction form
29,122,241.28/40,188,644.64 = 16,069,489.92/x - Step 3: Cross multiply
29,122,241.28x = 40,188,644.64 × 16,069,489.92 - Step 4: Simplify right side
29,122,241.28x = 645,811,019,940,942 - Step 5: Solve for x
x = 645,811,019,940,942/29,122,241.28 - Step 6: Final answer
x = 22,175,869.42
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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.