Finding the Fourth Proportional to 10,901,678.44, 15,044,117.88 and 6,007,352.28
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Solution
The fourth proportional to 10,901,678.44, 15,044,117.88 and 6,007,352.28 is: 8,290,036.84
Step by Step Solution
- Step 1: Write the proportion equation
10,901,678.44 : 15,044,117.88 = 6,007,352.28 : x - Step 2: Convert to fraction form
10,901,678.44/15,044,117.88 = 6,007,352.28/x - Step 3: Cross multiply
10,901,678.44x = 15,044,117.88 × 6,007,352.28 - Step 4: Simplify right side
10,901,678.44x = 90,375,315,847,006.78 - Step 5: Solve for x
x = 90,375,315,847,006.78/10,901,678.44 - Step 6: Final answer
x = 8,290,036.84
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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.