Finding the Fourth Proportional to 13,261,351.83, 19,895,337.62 and 4,625,576.62
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Solution
The fourth proportional to 13,261,351.83, 19,895,337.62 and 4,625,576.62 is: 6,939,519.41
Step by Step Solution
- Step 1: Write the proportion equation
13,261,351.83 : 19,895,337.62 = 4,625,576.62 : x - Step 2: Convert to fraction form
13,261,351.83/19,895,337.62 = 4,625,576.62/x - Step 3: Cross multiply
13,261,351.83x = 19,895,337.62 × 4,625,576.62 - Step 4: Simplify right side
13,261,351.83x = 92,027,408,442,601.77 - Step 5: Solve for x
x = 92,027,408,442,601.77/13,261,351.83 - Step 6: Final answer
x = 6,939,519.41
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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.