Finding the Fourth Proportional to 7,859,948.58, 10,846,652.49 and 4,375,232.10
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Solution
The fourth proportional to 7,859,948.58, 10,846,652.49 and 4,375,232.10 is: 6,037,777.69
Step by Step Solution
- Step 1: Write the proportion equation
7,859,948.58 : 10,846,652.49 = 4,375,232.10 : x - Step 2: Convert to fraction form
7,859,948.58/10,846,652.49 = 4,375,232.10/x - Step 3: Cross multiply
7,859,948.58x = 10,846,652.49 × 4,375,232.10 - Step 4: Simplify right side
7,859,948.58x = 47,456,622,151,792.93 - Step 5: Solve for x
x = 47,456,622,151,792.93/7,859,948.58 - Step 6: Final answer
x = 6,037,777.69
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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.