Finding the Fourth Proportional to 10,361,383.30, 15,542,074.95 and 8,093,901.70
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Solution
The fourth proportional to 10,361,383.30, 15,542,074.95 and 8,093,901.70 is: 12,140,852.55
Step by Step Solution
- Step 1: Write the proportion equation
10,361,383.30 : 15,542,074.95 = 8,093,901.70 : x - Step 2: Convert to fraction form
10,361,383.30/15,542,074.95 = 8,093,901.70/x - Step 3: Cross multiply
10,361,383.30x = 15,542,074.95 × 8,093,901.70 - Step 4: Simplify right side
10,361,383.30x = 125,796,026,859,332.41 - Step 5: Solve for x
x = 125,796,026,859,332.41/10,361,383.30 - Step 6: Final answer
x = 12,140,852.55
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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.