Finding the Fourth Proportional to 10,531,352.70, 15,797,029.05 and 2,553,176.70
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Solution
The fourth proportional to 10,531,352.70, 15,797,029.05 and 2,553,176.70 is: 3,829,765.05
Step by Step Solution
- Step 1: Write the proportion equation
10,531,352.70 : 15,797,029.05 = 2,553,176.70 : x - Step 2: Convert to fraction form
10,531,352.70/15,797,029.05 = 2,553,176.70/x - Step 3: Cross multiply
10,531,352.70x = 15,797,029.05 × 2,553,176.70 - Step 4: Simplify right side
10,531,352.70x = 40,332,606,499,683.14 - Step 5: Solve for x
x = 40,332,606,499,683.14/10,531,352.70 - Step 6: Final answer
x = 3,829,765.05
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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.