Finding the Fourth Proportional to 11,071,007.83, 15,277,997.39 and 6,176,229.91
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Solution
The fourth proportional to 11,071,007.83, 15,277,997.39 and 6,176,229.91 is: 8,523,200.95
Step by Step Solution
- Step 1: Write the proportion equation
11,071,007.83 : 15,277,997.39 = 6,176,229.91 : x - Step 2: Convert to fraction form
11,071,007.83/15,277,997.39 = 6,176,229.91/x - Step 3: Cross multiply
11,071,007.83x = 15,277,997.39 × 6,176,229.91 - Step 4: Simplify right side
11,071,007.83x = 94,360,424,445,019.94 - Step 5: Solve for x
x = 94,360,424,445,019.94/11,071,007.83 - Step 6: Final answer
x = 8,523,200.95
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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.