Finding the Fourth Proportional to 36,288,422.10, 54,432,633.15 and 27,218,495.70
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Solution
The fourth proportional to 36,288,422.10, 54,432,633.15 and 27,218,495.70 is: 40,827,743.55
Step by Step Solution
- Step 1: Write the proportion equation
36,288,422.10 : 54,432,633.15 = 27,218,495.70 : x - Step 2: Convert to fraction form
36,288,422.10/54,432,633.15 = 27,218,495.70/x - Step 3: Cross multiply
36,288,422.10x = 54,432,633.15 × 27,218,495.70 - Step 4: Simplify right side
36,288,422.10x = 1,481,574,391,332,952.25 - Step 5: Solve for x
x = 1,481,574,391,332,952.25/36,288,422.10 - Step 6: Final answer
x = 40,827,743.55
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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.