Finding the Fourth Proportional to 8,234,236.18, 11,363,107.14 and 4,563,145.26
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Solution
The fourth proportional to 8,234,236.18, 11,363,107.14 and 4,563,145.26 is: 6,297,063.55
Step by Step Solution
- Step 1: Write the proportion equation
8,234,236.18 : 11,363,107.14 = 4,563,145.26 : x - Step 2: Convert to fraction form
8,234,236.18/11,363,107.14 = 4,563,145.26/x - Step 3: Cross multiply
8,234,236.18x = 11,363,107.14 × 4,563,145.26 - Step 4: Simplify right side
8,234,236.18x = 51,851,508,484,763.16 - Step 5: Solve for x
x = 51,851,508,484,763.16/8,234,236.18 - Step 6: Final answer
x = 6,297,063.55
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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.