Finding the Fourth Proportional to 11,677,152.18, 16,114,405.86 and 6,450,519.90
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Solution
The fourth proportional to 11,677,152.18, 16,114,405.86 and 6,450,519.90 is: 8,901,682.03
Step by Step Solution
- Step 1: Write the proportion equation
11,677,152.18 : 16,114,405.86 = 6,450,519.90 : x - Step 2: Convert to fraction form
11,677,152.18/16,114,405.86 = 6,450,519.90/x - Step 3: Cross multiply
11,677,152.18x = 16,114,405.86 × 6,450,519.90 - Step 4: Simplify right side
11,677,152.18x = 103,946,295,676,606.61 - Step 5: Solve for x
x = 103,946,295,676,606.61/11,677,152.18 - Step 6: Final answer
x = 8,901,682.03
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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.