Finding the Fourth Proportional to 51,684,182.29, 71,325,692.99 and 28,480,803.97
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Solution
The fourth proportional to 51,684,182.29, 71,325,692.99 and 28,480,803.97 is: 39,304,347.87
Step by Step Solution
- Step 1: Write the proportion equation
51,684,182.29 : 71,325,692.99 = 28,480,803.97 : x - Step 2: Convert to fraction form
51,684,182.29/71,325,692.99 = 28,480,803.97/x - Step 3: Cross multiply
51,684,182.29x = 71,325,692.99 × 28,480,803.97 - Step 4: Simplify right side
51,684,182.29x = 2,031,413,079,930,189 - Step 5: Solve for x
x = 2,031,413,079,930,189/51,684,182.29 - Step 6: Final answer
x = 39,304,347.87
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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.