Finding the Fourth Proportional to 7,859,953.08, 10,846,658.70 and 4,375,236.60
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Solution
The fourth proportional to 7,859,953.08, 10,846,658.70 and 4,375,236.60 is: 6,037,783.90
Step by Step Solution
- Step 1: Write the proportion equation
7,859,953.08 : 10,846,658.70 = 4,375,236.60 : x - Step 2: Convert to fraction form
7,859,953.08/10,846,658.70 = 4,375,236.60/x - Step 3: Cross multiply
7,859,953.08x = 10,846,658.70 × 4,375,236.60 - Step 4: Simplify right side
7,859,953.08x = 47,456,698,131,948.41 - Step 5: Solve for x
x = 47,456,698,131,948.41/7,859,953.08 - Step 6: Final answer
x = 6,037,783.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.