Finding the Fourth Proportional to 7,630,596.28, 11,441,863.86 and 3,368,752.12
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Solution
The fourth proportional to 7,630,596.28, 11,441,863.86 and 3,368,752.12 is: 5,051,348.77
Step by Step Solution
- Step 1: Write the proportion equation
7,630,596.28 : 11,441,863.86 = 3,368,752.12 : x - Step 2: Convert to fraction form
7,630,596.28/11,441,863.86 = 3,368,752.12/x - Step 3: Cross multiply
7,630,596.28x = 11,441,863.86 × 3,368,752.12 - Step 4: Simplify right side
7,630,596.28x = 38,544,803,135,126.38 - Step 5: Solve for x
x = 38,544,803,135,126.38/7,630,596.28 - Step 6: Final answer
x = 5,051,348.77
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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.