Finding the Fourth Proportional to 8,701,899.00, 12,007,917.70 and 5,031,052.19
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Solution
The fourth proportional to 8,701,899.00, 12,007,917.70 and 5,031,052.19 is: 6,942,445.62
Step by Step Solution
- Step 1: Write the proportion equation
8,701,899.00 : 12,007,917.70 = 5,031,052.19 : x - Step 2: Convert to fraction form
8,701,899.00/12,007,917.70 = 5,031,052.19/x - Step 3: Cross multiply
8,701,899.00x = 12,007,917.70 × 5,031,052.19 - Step 4: Simplify right side
8,701,899.00x = 60,412,460,614,337.23 - Step 5: Solve for x
x = 60,412,460,614,337.23/8,701,899.00 - Step 6: Final answer
x = 6,942,445.62
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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.