Finding the Fourth Proportional to 8,214,958.08, 12,328,491.57 and 3,897,021.84
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Solution
The fourth proportional to 8,214,958.08, 12,328,491.57 and 3,897,021.84 is: 5,848,404.88
Step by Step Solution
- Step 1: Write the proportion equation
8,214,958.08 : 12,328,491.57 = 3,897,021.84 : x - Step 2: Convert to fraction form
8,214,958.08/12,328,491.57 = 3,897,021.84/x - Step 3: Cross multiply
8,214,958.08x = 12,328,491.57 × 3,897,021.84 - Step 4: Simplify right side
8,214,958.08x = 48,044,400,902,545.89 - Step 5: Solve for x
x = 48,044,400,902,545.89/8,214,958.08 - Step 6: Final answer
x = 5,848,404.88
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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.