Finding the Fourth Proportional to 17,678,116.44, 26,517,744.94 and 4,898,744.28
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Solution
The fourth proportional to 17,678,116.44, 26,517,744.94 and 4,898,744.28 is: 7,348,274.45
Step by Step Solution
- Step 1: Write the proportion equation
17,678,116.44 : 26,517,744.94 = 4,898,744.28 : x - Step 2: Convert to fraction form
17,678,116.44/26,517,744.94 = 4,898,744.28/x - Step 3: Cross multiply
17,678,116.44x = 26,517,744.94 × 4,898,744.28 - Step 4: Simplify right side
17,678,116.44x = 129,903,651,343,323.95 - Step 5: Solve for x
x = 129,903,651,343,323.95/17,678,116.44 - Step 6: Final answer
x = 7,348,274.45
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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.