Finding the Fourth Proportional to 30,176,105.63, 45,270,907.49 and 11,006,862.68
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Solution
The fourth proportional to 30,176,105.63, 45,270,907.49 and 11,006,862.68 is: 16,512,755.76
Step by Step Solution
- Step 1: Write the proportion equation
30,176,105.63 : 45,270,907.49 = 11,006,862.68 : x - Step 2: Convert to fraction form
30,176,105.63/45,270,907.49 = 11,006,862.68/x - Step 3: Cross multiply
30,176,105.63x = 45,270,907.49 × 11,006,862.68 - Step 4: Simplify right side
30,176,105.63x = 498,290,661,860,024.62 - Step 5: Solve for x
x = 498,290,661,860,024.62/30,176,105.63 - Step 6: Final answer
x = 16,512,755.76
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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.