Finding the Fourth Proportional to 53,920,801.80, 80,881,202.70 and 41,166,217.80
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Solution
The fourth proportional to 53,920,801.80, 80,881,202.70 and 41,166,217.80 is: 61,749,326.70
Step by Step Solution
- Step 1: Write the proportion equation
53,920,801.80 : 80,881,202.70 = 41,166,217.80 : x - Step 2: Convert to fraction form
53,920,801.80/80,881,202.70 = 41,166,217.80/x - Step 3: Cross multiply
53,920,801.80x = 80,881,202.70 × 41,166,217.80 - Step 4: Simplify right side
53,920,801.80x = 3,329,573,206,274,148 - Step 5: Solve for x
x = 3,329,573,206,274,148/53,920,801.80 - Step 6: Final answer
x = 61,749,326.70
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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.