Finding the Fourth Proportional to 8,234,158.20, 11,363,201.84 and 4,563,134.27
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Solution
The fourth proportional to 8,234,158.20, 11,363,201.84 and 4,563,134.27 is: 6,297,160.49
Step by Step Solution
- Step 1: Write the proportion equation
8,234,158.20 : 11,363,201.84 = 4,563,134.27 : x - Step 2: Convert to fraction form
8,234,158.20/11,363,201.84 = 4,563,134.27/x - Step 3: Cross multiply
8,234,158.20x = 11,363,201.84 × 4,563,134.27 - Step 4: Simplify right side
8,234,158.20x = 51,851,815,698,275.88 - Step 5: Solve for x
x = 51,851,815,698,275.88/8,234,158.20 - Step 6: Final answer
x = 6,297,160.49
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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.