Finding the Fourth Proportional to 6,474,237.84, 8,934,448.68 and 3,573,629.46
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Solution
The fourth proportional to 6,474,237.84, 8,934,448.68 and 3,573,629.46 is: 4,931,608.91
Step by Step Solution
- Step 1: Write the proportion equation
6,474,237.84 : 8,934,448.68 = 3,573,629.46 : x - Step 2: Convert to fraction form
6,474,237.84/8,934,448.68 = 3,573,629.46/x - Step 3: Cross multiply
6,474,237.84x = 8,934,448.68 × 3,573,629.46 - Step 4: Simplify right side
6,474,237.84x = 31,928,409,011,706.11 - Step 5: Solve for x
x = 31,928,409,011,706.11/6,474,237.84 - Step 6: Final answer
x = 4,931,608.91
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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.