Finding the Fourth Proportional to 6,168,686.07, 8,512,916.66 and 3,377,926.53
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Solution
The fourth proportional to 6,168,686.07, 8,512,916.66 and 3,377,926.53 is: 4,661,609.73
Step by Step Solution
- Step 1: Write the proportion equation
6,168,686.07 : 8,512,916.66 = 3,377,926.53 : x - Step 2: Convert to fraction form
6,168,686.07/8,512,916.66 = 3,377,926.53/x - Step 3: Cross multiply
6,168,686.07x = 8,512,916.66 × 3,377,926.53 - Step 4: Simplify right side
6,168,686.07x = 28,756,007,033,492.99 - Step 5: Solve for x
x = 28,756,007,033,492.99/6,168,686.07 - Step 6: Final answer
x = 4,661,609.73
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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.