Finding the Fourth Proportional to 8,394,562.70, 12,597,028.05 and 3,345,346.70
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Solution
The fourth proportional to 8,394,562.70, 12,597,028.05 and 3,345,346.70 is: 5,020,085.94
Step by Step Solution
- Step 1: Write the proportion equation
8,394,562.70 : 12,597,028.05 = 3,345,346.70 : x - Step 2: Convert to fraction form
8,394,562.70/12,597,028.05 = 3,345,346.70/x - Step 3: Cross multiply
8,394,562.70x = 12,597,028.05 × 3,345,346.70 - Step 4: Simplify right side
8,394,562.70x = 42,141,426,216,874.94 - Step 5: Solve for x
x = 42,141,426,216,874.94/8,394,562.70 - Step 6: Final answer
x = 5,020,085.94
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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.