Finding the Fourth Proportional to 16,135,664.12, 22,266,566.85 and 8,793,339.61
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Solution
The fourth proportional to 16,135,664.12, 22,266,566.85 and 8,793,339.61 is: 12,134,454.63
Step by Step Solution
- Step 1: Write the proportion equation
16,135,664.12 : 22,266,566.85 = 8,793,339.61 : x - Step 2: Convert to fraction form
16,135,664.12/22,266,566.85 = 8,793,339.61/x - Step 3: Cross multiply
16,135,664.12x = 22,266,566.85 × 8,793,339.61 - Step 4: Simplify right side
16,135,664.12x = 195,797,484,205,151.53 - Step 5: Solve for x
x = 195,797,484,205,151.53/16,135,664.12 - Step 6: Final answer
x = 12,134,454.63
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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.