Finding the Fourth Proportional to 10,992,117.10, 16,503,922.05 and 6,209,148.10
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Solution
The fourth proportional to 10,992,117.10, 16,503,922.05 and 6,209,148.10 is: 9,322,616.86
Step by Step Solution
- Step 1: Write the proportion equation
10,992,117.10 : 16,503,922.05 = 6,209,148.10 : x - Step 2: Convert to fraction form
10,992,117.10/16,503,922.05 = 6,209,148.10/x - Step 3: Cross multiply
10,992,117.10x = 16,503,922.05 × 6,209,148.10 - Step 4: Simplify right side
10,992,117.10x = 102,475,296,239,305.61 - Step 5: Solve for x
x = 102,475,296,239,305.61/10,992,117.10 - Step 6: Final answer
x = 9,322,616.86
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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.