Finding the Fourth Proportional to 10,814,869.92, 14,923,499.76 and 6,463,089.84
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Solution
The fourth proportional to 10,814,869.92, 14,923,499.76 and 6,463,089.84 is: 8,918,453.98
Step by Step Solution
- Step 1: Write the proportion equation
10,814,869.92 : 14,923,499.76 = 6,463,089.84 : x - Step 2: Convert to fraction form
10,814,869.92/14,923,499.76 = 6,463,089.84/x - Step 3: Cross multiply
10,814,869.92x = 14,923,499.76 × 6,463,089.84 - Step 4: Simplify right side
10,814,869.92x = 96,451,919,676,098.44 - Step 5: Solve for x
x = 96,451,919,676,098.44/10,814,869.92 - Step 6: Final answer
x = 8,918,453.98
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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.