Finding the Fourth Proportional to 11,431,646.97, 15,775,690.10 and 6,204,657.01
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Solution
The fourth proportional to 11,431,646.97, 15,775,690.10 and 6,204,657.01 is: 8,562,436.05
Step by Step Solution
- Step 1: Write the proportion equation
11,431,646.97 : 15,775,690.10 = 6,204,657.01 : x - Step 2: Convert to fraction form
11,431,646.97/15,775,690.10 = 6,204,657.01/x - Step 3: Cross multiply
11,431,646.97x = 15,775,690.10 × 6,204,657.01 - Step 4: Simplify right side
11,431,646.97x = 97,882,746,056,650.88 - Step 5: Solve for x
x = 97,882,746,056,650.88/11,431,646.97 - Step 6: Final answer
x = 8,562,436.05
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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.