Finding the Fourth Proportional to 29,586,142.26, 40,829,747.76 and 16,533,431.82
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Solution
The fourth proportional to 29,586,142.26, 40,829,747.76 and 16,533,431.82 is: 22,816,622.89
Step by Step Solution
- Step 1: Write the proportion equation
29,586,142.26 : 40,829,747.76 = 16,533,431.82 : x - Step 2: Convert to fraction form
29,586,142.26/40,829,747.76 = 16,533,431.82/x - Step 3: Cross multiply
29,586,142.26x = 40,829,747.76 × 16,533,431.82 - Step 4: Simplify right side
29,586,142.26x = 675,055,850,817,757.75 - Step 5: Solve for x
x = 675,055,850,817,757.75/29,586,142.26 - Step 6: Final answer
x = 22,816,622.89
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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.