Finding the Third Proportional to 8,977,807.13 and 13,929,861.09
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Solution
The third proportional to 8,977,807.13 and 13,929,861.09 is: 21,613,410.42
Step by Step Solution
- Step 1: Write the proportion equation
8,977,807.13 : 13,929,861.09 = 13,929,861.09 : x - Step 2: Convert to fraction form
8,977,807.13/13,929,861.09 = 13,929,861.09/x - Step 3: Cross multiply
8,977,807.13x = 13,929,861.09 × 13,929,861.09 - Step 4: Simplify right side
8,977,807.13x = 194,041,030,091,169.94 - Step 5: Solve for x
x = 194,041,030,091,169.94/8,977,807.13 - Step 6: Final answer
x = 21,613,410.42
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.