Finding the Fourth Proportional to 11,958,060.64, 16,502,646.22 and 6,731,405.76
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Solution
The fourth proportional to 11,958,060.64, 16,502,646.22 and 6,731,405.76 is: 9,289,634.09
Step by Step Solution
- Step 1: Write the proportion equation
11,958,060.64 : 16,502,646.22 = 6,731,405.76 : x - Step 2: Convert to fraction form
11,958,060.64/16,502,646.22 = 6,731,405.76/x - Step 3: Cross multiply
11,958,060.64x = 16,502,646.22 × 6,731,405.76 - Step 4: Simplify right side
11,958,060.64x = 111,086,007,820,550.23 - Step 5: Solve for x
x = 111,086,007,820,550.23/11,958,060.64 - Step 6: Final answer
x = 9,289,634.09
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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.