Finding the Fourth Proportional to 11,317,737.76, 15,618,480.55 and 6,161,097.94
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Solution
The fourth proportional to 11,317,737.76, 15,618,480.55 and 6,161,097.94 is: 8,502,316.48
Step by Step Solution
- Step 1: Write the proportion equation
11,317,737.76 : 15,618,480.55 = 6,161,097.94 : x - Step 2: Convert to fraction form
11,317,737.76/15,618,480.55 = 6,161,097.94/x - Step 3: Cross multiply
11,317,737.76x = 15,618,480.55 × 6,161,097.94 - Step 4: Simplify right side
11,317,737.76x = 96,226,988,288,086.11 - Step 5: Solve for x
x = 96,226,988,288,086.11/11,317,737.76 - Step 6: Final answer
x = 8,502,316.48
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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.