Finding the Fourth Proportional to 17,984,615.62, 24,818,751.96 and 9,724,658.18
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Solution
The fourth proportional to 17,984,615.62, 24,818,751.96 and 9,724,658.18 is: 13,420,018.77
Step by Step Solution
- Step 1: Write the proportion equation
17,984,615.62 : 24,818,751.96 = 9,724,658.18 : x - Step 2: Convert to fraction form
17,984,615.62/24,818,751.96 = 9,724,658.18/x - Step 3: Cross multiply
17,984,615.62x = 24,818,751.96 × 9,724,658.18 - Step 4: Simplify right side
17,984,615.62x = 241,353,879,265,205.03 - Step 5: Solve for x
x = 241,353,879,265,205.03/17,984,615.62 - Step 6: Final answer
x = 13,420,018.77
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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.