Finding the Fourth Proportional to 10,293,750.70, 15,435,960.45 and 3,901,878.70
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Solution
The fourth proportional to 10,293,750.70, 15,435,960.45 and 3,901,878.70 is: 5,851,049.54
Step by Step Solution
- Step 1: Write the proportion equation
10,293,750.70 : 15,435,960.45 = 3,901,878.70 : x - Step 2: Convert to fraction form
10,293,750.70/15,435,960.45 = 3,901,878.70/x - Step 3: Cross multiply
10,293,750.70x = 15,435,960.45 × 3,901,878.70 - Step 4: Simplify right side
10,293,750.70x = 60,229,245,293,897.41 - Step 5: Solve for x
x = 60,229,245,293,897.41/10,293,750.70 - Step 6: Final answer
x = 5,851,049.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.