Finding the Fourth Proportional to 10,418,215.09, 15,627,913.13 and 3,230,770.81
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Solution
The fourth proportional to 10,418,215.09, 15,627,913.13 and 3,230,770.81 is: 4,846,339.33
Step by Step Solution
- Step 1: Write the proportion equation
10,418,215.09 : 15,627,913.13 = 3,230,770.81 : x - Step 2: Convert to fraction form
10,418,215.09/15,627,913.13 = 3,230,770.81/x - Step 3: Cross multiply
10,418,215.09x = 15,627,913.13 × 3,230,770.81 - Step 4: Simplify right side
10,418,215.09x = 50,490,205,506,396.10 - Step 5: Solve for x
x = 50,490,205,506,396.10/10,418,215.09 - Step 6: Final answer
x = 4,846,339.33
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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.