Finding the Fourth Proportional to 11,877,543.57, 17,816,374.67 and 4,201,195.49
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Solution
The fourth proportional to 11,877,543.57, 17,816,374.67 and 4,201,195.49 is: 6,301,814.21
Step by Step Solution
- Step 1: Write the proportion equation
11,877,543.57 : 17,816,374.67 = 4,201,195.49 : x - Step 2: Convert to fraction form
11,877,543.57/17,816,374.67 = 4,201,195.49/x - Step 3: Cross multiply
11,877,543.57x = 17,816,374.67 × 4,201,195.49 - Step 4: Simplify right side
11,877,543.57x = 74,850,072,801,666.39 - Step 5: Solve for x
x = 74,850,072,801,666.39/11,877,543.57 - Step 6: Final answer
x = 6,301,814.21
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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.