Finding the Fourth Proportional to 10,737,794.16, 14,818,793.76 and 6,154,411.68
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Solution
The fourth proportional to 10,737,794.16, 14,818,793.76 and 6,154,411.68 is: 8,493,453.69
Step by Step Solution
- Step 1: Write the proportion equation
10,737,794.16 : 14,818,793.76 = 6,154,411.68 : x - Step 2: Convert to fraction form
10,737,794.16/14,818,793.76 = 6,154,411.68/x - Step 3: Cross multiply
10,737,794.16x = 14,818,793.76 × 6,154,411.68 - Step 4: Simplify right side
10,737,794.16x = 91,200,957,400,055.11 - Step 5: Solve for x
x = 91,200,957,400,055.11/10,737,794.16 - Step 6: Final answer
x = 8,493,453.69
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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.