Finding the Fourth Proportional to 12,747,827.88, 17,591,905.08 and 6,946,591.68
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Solution
The fourth proportional to 12,747,827.88, 17,591,905.08 and 6,946,591.68 is: 9,586,243.45
Step by Step Solution
- Step 1: Write the proportion equation
12,747,827.88 : 17,591,905.08 = 6,946,591.68 : x - Step 2: Convert to fraction form
12,747,827.88/17,591,905.08 = 6,946,591.68/x - Step 3: Cross multiply
12,747,827.88x = 17,591,905.08 × 6,946,591.68 - Step 4: Simplify right side
12,747,827.88x = 122,203,781,464,077.72 - Step 5: Solve for x
x = 122,203,781,464,077.72/12,747,827.88 - Step 6: Final answer
x = 9,586,243.45
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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.