Finding the Fourth Proportional to 10,975,269.15, 15,144,645.87 and 6,079,276.53
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Solution
The fourth proportional to 10,975,269.15, 15,144,645.87 and 6,079,276.53 is: 8,388,722.77
Step by Step Solution
- Step 1: Write the proportion equation
10,975,269.15 : 15,144,645.87 = 6,079,276.53 : x - Step 2: Convert to fraction form
10,975,269.15/15,144,645.87 = 6,079,276.53/x - Step 3: Cross multiply
10,975,269.15x = 15,144,645.87 × 6,079,276.53 - Step 4: Simplify right side
10,975,269.15x = 92,068,490,192,652.44 - Step 5: Solve for x
x = 92,068,490,192,652.44/10,975,269.15 - Step 6: Final answer
x = 8,388,722.77
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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.