Finding the Fourth Proportional to 17,963,101.82, 24,789,089.61 and 9,703,163.68
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Solution
The fourth proportional to 17,963,101.82, 24,789,089.61 and 9,703,163.68 is: 13,390,370.79
Step by Step Solution
- Step 1: Write the proportion equation
17,963,101.82 : 24,789,089.61 = 9,703,163.68 : x - Step 2: Convert to fraction form
17,963,101.82/24,789,089.61 = 9,703,163.68/x - Step 3: Cross multiply
17,963,101.82x = 24,789,089.61 × 9,703,163.68 - Step 4: Simplify right side
17,963,101.82x = 240,532,593,902,044.62 - Step 5: Solve for x
x = 240,532,593,902,044.62/17,963,101.82 - Step 6: Final answer
x = 13,390,370.79
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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.