Finding the Fourth Proportional to 17,676,971.44, 24,380,400.88 and 11,484,013.52
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Solution
The fourth proportional to 17,676,971.44, 24,380,400.88 and 11,484,013.52 is: 15,838,960.55
Step by Step Solution
- Step 1: Write the proportion equation
17,676,971.44 : 24,380,400.88 = 11,484,013.52 : x - Step 2: Convert to fraction form
17,676,971.44/24,380,400.88 = 11,484,013.52/x - Step 3: Cross multiply
17,676,971.44x = 24,380,400.88 × 11,484,013.52 - Step 4: Simplify right side
17,676,971.44x = 279,984,853,303,370.81 - Step 5: Solve for x
x = 279,984,853,303,370.81/17,676,971.44 - Step 6: Final answer
x = 15,838,960.55
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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.