Finding the Fourth Proportional to 16,253,548.26, 22,430,812.92 and 9,642,051.03
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Solution
The fourth proportional to 16,253,548.26, 22,430,812.92 and 9,642,051.03 is: 13,306,574.01
Step by Step Solution
- Step 1: Write the proportion equation
16,253,548.26 : 22,430,812.92 = 9,642,051.03 : x - Step 2: Convert to fraction form
16,253,548.26/22,430,812.92 = 9,642,051.03/x - Step 3: Cross multiply
16,253,548.26x = 22,430,812.92 × 9,642,051.03 - Step 4: Simplify right side
16,253,548.26x = 216,279,042,819,023.31 - Step 5: Solve for x
x = 216,279,042,819,023.31/16,253,548.26 - Step 6: Final answer
x = 13,306,574.01
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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.