Finding the Fourth Proportional to 8,879,877.06, 13,320,285.74 and 2,815,081.92
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Solution
The fourth proportional to 8,879,877.06, 13,320,285.74 and 2,815,081.92 is: 4,222,771.92
Step by Step Solution
- Step 1: Write the proportion equation
8,879,877.06 : 13,320,285.74 = 2,815,081.92 : x - Step 2: Convert to fraction form
8,879,877.06/13,320,285.74 = 2,815,081.92/x - Step 3: Cross multiply
8,879,877.06x = 13,320,285.74 × 2,815,081.92 - Step 4: Simplify right side
8,879,877.06x = 37,497,695,541,832.41 - Step 5: Solve for x
x = 37,497,695,541,832.41/8,879,877.06 - Step 6: Final answer
x = 4,222,771.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.