Finding the Fourth Proportional to 22,868,976.70, 34,296,182.34 and 7,512,702.09
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Solution
The fourth proportional to 22,868,976.70, 34,296,182.34 and 7,512,702.09 is: 11,266,660.69
Step by Step Solution
- Step 1: Write the proportion equation
22,868,976.70 : 34,296,182.34 = 7,512,702.09 : x - Step 2: Convert to fraction form
22,868,976.70/34,296,182.34 = 7,512,702.09/x - Step 3: Cross multiply
22,868,976.70x = 34,296,182.34 × 7,512,702.09 - Step 4: Simplify right side
22,868,976.70x = 257,657,000,744,739.12 - Step 5: Solve for x
x = 257,657,000,744,739.12/22,868,976.70 - Step 6: Final answer
x = 11,266,660.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.