Finding the Fourth Proportional to 5,341,824.09, 7,371,854.49 and 3,277,979.94
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Solution
The fourth proportional to 5,341,824.09, 7,371,854.49 and 3,277,979.94 is: 4,523,696.53
Step by Step Solution
- Step 1: Write the proportion equation
5,341,824.09 : 7,371,854.49 = 3,277,979.94 : x - Step 2: Convert to fraction form
5,341,824.09/7,371,854.49 = 3,277,979.94/x - Step 3: Cross multiply
5,341,824.09x = 7,371,854.49 × 3,277,979.94 - Step 4: Simplify right side
5,341,824.09x = 24,164,791,101,959.66 - Step 5: Solve for x
x = 24,164,791,101,959.66/5,341,824.09 - Step 6: Final answer
x = 4,523,696.53
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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.