Finding the Fourth Proportional to 7,169,760.84, 10,749,392.10 and 3,381,177
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Solution
The fourth proportional to 7,169,760.84, 10,749,392.10 and 3,381,177 is: 5,069,290.06
Step by Step Solution
- Step 1: Write the proportion equation
7,169,760.84 : 10,749,392.10 = 3,381,177 : x - Step 2: Convert to fraction form
7,169,760.84/10,749,392.10 = 3,381,177/x - Step 3: Cross multiply
7,169,760.84x = 10,749,392.10 × 3,381,177 - Step 4: Simplify right side
7,169,760.84x = 36,345,597,332,501.70 - Step 5: Solve for x
x = 36,345,597,332,501.70/7,169,760.84 - Step 6: Final answer
x = 5,069,290.06
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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.