Finding the Fourth Proportional to 9,906,160.77, 14,860,717.56 and 3,515,877.99
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Solution
The fourth proportional to 9,906,160.77, 14,860,717.56 and 3,515,877.99 is: 5,274,340.99
Step by Step Solution
- Step 1: Write the proportion equation
9,906,160.77 : 14,860,717.56 = 3,515,877.99 : x - Step 2: Convert to fraction form
9,906,160.77/14,860,717.56 = 3,515,877.99/x - Step 3: Cross multiply
9,906,160.77x = 14,860,717.56 × 3,515,877.99 - Step 4: Simplify right side
9,906,160.77x = 52,248,469,784,810.51 - Step 5: Solve for x
x = 52,248,469,784,810.51/9,906,160.77 - Step 6: Final answer
x = 5,274,340.99
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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.