Finding the Fourth Proportional to 51,984,013.75, 71,737,448.21 and 29,949,420.13
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Solution
The fourth proportional to 51,984,013.75, 71,737,448.21 and 29,949,420.13 is: 41,329,917.03
Step by Step Solution
- Step 1: Write the proportion equation
51,984,013.75 : 71,737,448.21 = 29,949,420.13 : x - Step 2: Convert to fraction form
51,984,013.75/71,737,448.21 = 29,949,420.13/x - Step 3: Cross multiply
51,984,013.75x = 71,737,448.21 × 29,949,420.13 - Step 4: Simplify right side
51,984,013.75x = 2,148,494,975,278,626 - Step 5: Solve for x
x = 2,148,494,975,278,626/51,984,013.75 - Step 6: Final answer
x = 41,329,917.03
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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.