Finding the Fourth Proportional to 5,947,628.70, 8,207,727.60 and 3,369,309.47
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Solution
The fourth proportional to 5,947,628.70, 8,207,727.60 and 3,369,309.47 is: 4,649,647.07
Step by Step Solution
- Step 1: Write the proportion equation
5,947,628.70 : 8,207,727.60 = 3,369,309.47 : x - Step 2: Convert to fraction form
5,947,628.70/8,207,727.60 = 3,369,309.47/x - Step 3: Cross multiply
5,947,628.70x = 8,207,727.60 × 3,369,309.47 - Step 4: Simplify right side
5,947,628.70x = 27,654,374,341,956.42 - Step 5: Solve for x
x = 27,654,374,341,956.42/5,947,628.70 - Step 6: Final answer
x = 4,649,647.07
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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.