Finding the Fourth Proportional to 6,212,311.69, 8,573,342.99 and 3,732,290.95
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Solution
The fourth proportional to 6,212,311.69, 8,573,342.99 and 3,732,290.95 is: 5,150,773.50
Step by Step Solution
- Step 1: Write the proportion equation
6,212,311.69 : 8,573,342.99 = 3,732,290.95 : x - Step 2: Convert to fraction form
6,212,311.69/8,573,342.99 = 3,732,290.95/x - Step 3: Cross multiply
6,212,311.69x = 8,573,342.99 × 3,732,290.95 - Step 4: Simplify right side
6,212,311.69x = 31,998,210,452,822.94 - Step 5: Solve for x
x = 31,998,210,452,822.94/6,212,311.69 - Step 6: Final answer
x = 5,150,773.50
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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.