Finding the Fourth Proportional to 8,317,135.76, 12,476,885.98 and 2,560,349.42
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Solution
The fourth proportional to 8,317,135.76, 12,476,885.98 and 2,560,349.42 is: 3,840,888.10
Step by Step Solution
- Step 1: Write the proportion equation
8,317,135.76 : 12,476,885.98 = 2,560,349.42 : x - Step 2: Convert to fraction form
8,317,135.76/12,476,885.98 = 2,560,349.42/x - Step 3: Cross multiply
8,317,135.76x = 12,476,885.98 × 2,560,349.42 - Step 4: Simplify right side
8,317,135.76x = 31,945,187,782,299.13 - Step 5: Solve for x
x = 31,945,187,782,299.13/8,317,135.76 - Step 6: Final answer
x = 3,840,888.10
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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.