Finding the Fourth Proportional to 8,766,851.03, 12,098,791.55 and 4,899,680.99
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Solution
The fourth proportional to 8,766,851.03, 12,098,791.55 and 4,899,680.99 is: 6,761,859.96
Step by Step Solution
- Step 1: Write the proportion equation
8,766,851.03 : 12,098,791.55 = 4,899,680.99 : x - Step 2: Convert to fraction form
8,766,851.03/12,098,791.55 = 4,899,680.99/x - Step 3: Cross multiply
8,766,851.03x = 12,098,791.55 × 4,899,680.99 - Step 4: Simplify right side
8,766,851.03x = 59,280,218,929,072.63 - Step 5: Solve for x
x = 59,280,218,929,072.63/8,766,851.03 - Step 6: Final answer
x = 6,761,859.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.