Finding the Fourth Proportional to 12,204,157.26, 16,841,357.62 and 6,697,390.56
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Solution
The fourth proportional to 12,204,157.26, 16,841,357.62 and 6,697,390.56 is: 9,242,190.77
Step by Step Solution
- Step 1: Write the proportion equation
12,204,157.26 : 16,841,357.62 = 6,697,390.56 : x - Step 2: Convert to fraction form
12,204,157.26/16,841,357.62 = 6,697,390.56/x - Step 3: Cross multiply
12,204,157.26x = 16,841,357.62 × 6,697,390.56 - Step 4: Simplify right side
12,204,157.26x = 112,793,149,541,772.06 - Step 5: Solve for x
x = 112,793,149,541,772.06/12,204,157.26 - Step 6: Final answer
x = 9,242,190.77
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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.