Finding the Fourth Proportional to 6,163,475.90, 9,246,474.81 and 2,119,438.31
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Solution
The fourth proportional to 6,163,475.90, 9,246,474.81 and 2,119,438.31 is: 3,179,591.07
Step by Step Solution
- Step 1: Write the proportion equation
6,163,475.90 : 9,246,474.81 = 2,119,438.31 : x - Step 2: Convert to fraction form
6,163,475.90/9,246,474.81 = 2,119,438.31/x - Step 3: Cross multiply
6,163,475.90x = 9,246,474.81 × 2,119,438.31 - Step 4: Simplify right side
6,163,475.90x = 19,597,332,898,531.60 - Step 5: Solve for x
x = 19,597,332,898,531.60/6,163,475.90 - Step 6: Final answer
x = 3,179,591.07
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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.