Finding the Fourth Proportional to 13,350,337.84, 20,018,882.04 and 4,251,249.92
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Solution
The fourth proportional to 13,350,337.84, 20,018,882.04 and 4,251,249.92 is: 6,374,765.32
Step by Step Solution
- Step 1: Write the proportion equation
13,350,337.84 : 20,018,882.04 = 4,251,249.92 : x - Step 2: Convert to fraction form
13,350,337.84/20,018,882.04 = 4,251,249.92/x - Step 3: Cross multiply
13,350,337.84x = 20,018,882.04 × 4,251,249.92 - Step 4: Simplify right side
13,350,337.84x = 85,105,270,616,451.53 - Step 5: Solve for x
x = 85,105,270,616,451.53/13,350,337.84 - Step 6: Final answer
x = 6,374,765.32
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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.