Finding the Fourth Proportional to 61,472,912.96, 84,843,115.80 and 36,694,377.92
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Solution
The fourth proportional to 61,472,912.96, 84,843,115.80 and 36,694,377.92 is: 50,644,506.75
Step by Step Solution
- Step 1: Write the proportion equation
61,472,912.96 : 84,843,115.80 = 36,694,377.92 : x - Step 2: Convert to fraction form
61,472,912.96/84,843,115.80 = 36,694,377.92/x - Step 3: Cross multiply
61,472,912.96x = 84,843,115.80 × 36,694,377.92 - Step 4: Simplify right side
61,472,912.96x = 3,113,265,355,075,523 - Step 5: Solve for x
x = 3,113,265,355,075,523/61,472,912.96 - Step 6: Final answer
x = 50,644,506.75
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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.