Finding the Fourth Proportional to 29,574,350.70, 44,286,876.45 and 19,422,005.10
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Solution
The fourth proportional to 29,574,350.70, 44,286,876.45 and 19,422,005.10 is: 29,083,983.92
Step by Step Solution
- Step 1: Write the proportion equation
29,574,350.70 : 44,286,876.45 = 19,422,005.10 : x - Step 2: Convert to fraction form
29,574,350.70/44,286,876.45 = 19,422,005.10/x - Step 3: Cross multiply
29,574,350.70x = 44,286,876.45 × 19,422,005.10 - Step 4: Simplify right side
29,574,350.70x = 860,139,940,274,970 - Step 5: Solve for x
x = 860,139,940,274,970/29,574,350.70 - Step 6: Final answer
x = 29,083,983.92
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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.