Finding the Fourth Proportional to 11,656,695.01, 16,079,781.35 and 8,177,214.23
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Solution
The fourth proportional to 11,656,695.01, 16,079,781.35 and 8,177,214.23 is: 11,280,025.49
Step by Step Solution
- Step 1: Write the proportion equation
11,656,695.01 : 16,079,781.35 = 8,177,214.23 : x - Step 2: Convert to fraction form
11,656,695.01/16,079,781.35 = 8,177,214.23/x - Step 3: Cross multiply
11,656,695.01x = 16,079,781.35 × 8,177,214.23 - Step 4: Simplify right side
11,656,695.01x = 131,487,816,829,622.55 - Step 5: Solve for x
x = 131,487,816,829,622.55/11,656,695.01 - Step 6: Final answer
x = 11,280,025.49
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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.