Finding the Fourth Proportional to 6,474,236.84, 8,934,447.30 and 3,573,628.46
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Solution
The fourth proportional to 6,474,236.84, 8,934,447.30 and 3,573,628.46 is: 4,931,607.53
Step by Step Solution
- Step 1: Write the proportion equation
6,474,236.84 : 8,934,447.30 = 3,573,628.46 : x - Step 2: Convert to fraction form
6,474,236.84/8,934,447.30 = 3,573,628.46/x - Step 3: Cross multiply
6,474,236.84x = 8,934,447.30 × 3,573,628.46 - Step 4: Simplify right side
6,474,236.84x = 31,928,395,145,650.16 - Step 5: Solve for x
x = 31,928,395,145,650.16/6,474,236.84 - Step 6: Final answer
x = 4,931,607.53
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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.