Finding the Fourth Proportional to 6,474,343.68, 8,934,594.80 and 3,573,735.36
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Solution
The fourth proportional to 6,474,343.68, 8,934,594.80 and 3,573,735.36 is: 4,931,755.08
Step by Step Solution
- Step 1: Write the proportion equation
6,474,343.68 : 8,934,594.80 = 3,573,735.36 : x - Step 2: Convert to fraction form
6,474,343.68/8,934,594.80 = 3,573,735.36/x - Step 3: Cross multiply
6,474,343.68x = 8,934,594.80 × 3,573,735.36 - Step 4: Simplify right side
6,474,343.68x = 31,929,877,364,032.13 - Step 5: Solve for x
x = 31,929,877,364,032.13/6,474,343.68 - Step 6: Final answer
x = 4,931,755.08
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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.