Finding the Fourth Proportional to 6,437,520.66, 8,883,635.67 and 3,497,261.79
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Solution
The fourth proportional to 6,437,520.66, 8,883,635.67 and 3,497,261.79 is: 4,826,143.67
Step by Step Solution
- Step 1: Write the proportion equation
6,437,520.66 : 8,883,635.67 = 3,497,261.79 : x - Step 2: Convert to fraction form
6,437,520.66/8,883,635.67 = 3,497,261.79/x - Step 3: Cross multiply
6,437,520.66x = 8,883,635.67 × 3,497,261.79 - Step 4: Simplify right side
6,437,520.66x = 31,068,399,584,972.05 - Step 5: Solve for x
x = 31,068,399,584,972.05/6,437,520.66 - Step 6: Final answer
x = 4,826,143.67
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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.