Finding the Fourth Proportional to 29,575,675.20, 44,288,863.20 and 19,423,329.60
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Solution
The fourth proportional to 29,575,675.20, 44,288,863.20 and 19,423,329.60 is: 29,085,969.52
Step by Step Solution
- Step 1: Write the proportion equation
29,575,675.20 : 44,288,863.20 = 19,423,329.60 : x - Step 2: Convert to fraction form
29,575,675.20/44,288,863.20 = 19,423,329.60/x - Step 3: Cross multiply
29,575,675.20x = 44,288,863.20 × 19,423,329.60 - Step 4: Simplify right side
29,575,675.20x = 860,237,187,542,910.88 - Step 5: Solve for x
x = 860,237,187,542,910.88/29,575,675.20 - Step 6: Final answer
x = 29,085,969.52
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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.