Finding the Fourth Proportional to 6,777,336.96, 9,352,736.28 and 3,721,744.80
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Solution
The fourth proportional to 6,777,336.96, 9,352,736.28 and 3,721,744.80 is: 5,136,014.02
Step by Step Solution
- Step 1: Write the proportion equation
6,777,336.96 : 9,352,736.28 = 3,721,744.80 : x - Step 2: Convert to fraction form
6,777,336.96/9,352,736.28 = 3,721,744.80/x - Step 3: Cross multiply
6,777,336.96x = 9,352,736.28 × 3,721,744.80 - Step 4: Simplify right side
6,777,336.96x = 34,808,497,615,861.34 - Step 5: Solve for x
x = 34,808,497,615,861.34/6,777,336.96 - Step 6: Final answer
x = 5,136,014.02
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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.