Finding the Fourth Proportional to 29,585,417.80, 44,378,126.70 and 19,381,750.60
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Solution
The fourth proportional to 29,585,417.80, 44,378,126.70 and 19,381,750.60 is: 29,072,625.90
Step by Step Solution
- Step 1: Write the proportion equation
29,585,417.80 : 44,378,126.70 = 19,381,750.60 : x - Step 2: Convert to fraction form
29,585,417.80/44,378,126.70 = 19,381,750.60/x - Step 3: Cross multiply
29,585,417.80x = 44,378,126.70 × 19,381,750.60 - Step 4: Simplify right side
29,585,417.80x = 860,125,783,794,601.12 - Step 5: Solve for x
x = 860,125,783,794,601.12/29,585,417.80 - Step 6: Final answer
x = 29,072,625.90
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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.