Finding the Fourth Proportional to 29,679,968.20, 44,519,952.30 and 22,027,217.80
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Solution
The fourth proportional to 29,679,968.20, 44,519,952.30 and 22,027,217.80 is: 33,040,826.70
Step by Step Solution
- Step 1: Write the proportion equation
29,679,968.20 : 44,519,952.30 = 22,027,217.80 : x - Step 2: Convert to fraction form
29,679,968.20/44,519,952.30 = 22,027,217.80/x - Step 3: Cross multiply
29,679,968.20x = 44,519,952.30 × 22,027,217.80 - Step 4: Simplify right side
29,679,968.20x = 980,650,685,757,710.88 - Step 5: Solve for x
x = 980,650,685,757,710.88/29,679,968.20 - Step 6: Final answer
x = 33,040,826.70
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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.