Finding the Fourth Proportional to 11,565,535.96, 15,960,534.69 and 6,408,983.62
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Solution
The fourth proportional to 11,565,535.96, 15,960,534.69 and 6,408,983.62 is: 8,844,450.08
Step by Step Solution
- Step 1: Write the proportion equation
11,565,535.96 : 15,960,534.69 = 6,408,983.62 : x - Step 2: Convert to fraction form
11,565,535.96/15,960,534.69 = 6,408,983.62/x - Step 3: Cross multiply
11,565,535.96x = 15,960,534.69 × 6,408,983.62 - Step 4: Simplify right side
11,565,535.96x = 102,290,805,394,651.78 - Step 5: Solve for x
x = 102,290,805,394,651.78/11,565,535.96 - Step 6: Final answer
x = 8,844,450.08
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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.