Finding the Fourth Proportional to 6,202,029.12, 8,557,539.72 and 3,623,211.66
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Solution
The fourth proportional to 6,202,029.12, 8,557,539.72 and 3,623,211.66 is: 4,999,295.73
Step by Step Solution
- Step 1: Write the proportion equation
6,202,029.12 : 8,557,539.72 = 3,623,211.66 : x - Step 2: Convert to fraction form
6,202,029.12/8,557,539.72 = 3,623,211.66/x - Step 3: Cross multiply
6,202,029.12x = 8,557,539.72 × 3,623,211.66 - Step 4: Simplify right side
6,202,029.12x = 31,005,777,694,417.14 - Step 5: Solve for x
x = 31,005,777,694,417.14/6,202,029.12 - Step 6: Final answer
x = 4,999,295.73
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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.