Finding the Fourth Proportional to 12,711,461.86, 17,525,352.36 and 8,233,048.99
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Solution
The fourth proportional to 12,711,461.86, 17,525,352.36 and 8,233,048.99 is: 11,350,943.43
Step by Step Solution
- Step 1: Write the proportion equation
12,711,461.86 : 17,525,352.36 = 8,233,048.99 : x - Step 2: Convert to fraction form
12,711,461.86/17,525,352.36 = 8,233,048.99/x - Step 3: Cross multiply
12,711,461.86x = 17,525,352.36 × 8,233,048.99 - Step 4: Simplify right side
12,711,461.86x = 144,287,084,546,892.12 - Step 5: Solve for x
x = 144,287,084,546,892.12/12,711,461.86 - Step 6: Final answer
x = 11,350,943.43
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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.