Finding the Fourth Proportional to 29,355,329.70, 44,017,248.15 and 12,296,729.70
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Solution
The fourth proportional to 29,355,329.70, 44,017,248.15 and 12,296,729.70 is: 18,438,498.50
Step by Step Solution
- Step 1: Write the proportion equation
29,355,329.70 : 44,017,248.15 = 12,296,729.70 : x - Step 2: Convert to fraction form
29,355,329.70/44,017,248.15 = 12,296,729.70/x - Step 3: Cross multiply
29,355,329.70x = 44,017,248.15 × 12,296,729.70 - Step 4: Simplify right side
29,355,329.70x = 541,268,202,638,375 - Step 5: Solve for x
x = 541,268,202,638,375/29,355,329.70 - Step 6: Final answer
x = 18,438,498.50
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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.