Finding the Fourth Proportional to 16,622,296.49, 24,948,771.74 and 8,430,687.85
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Solution
The fourth proportional to 16,622,296.49, 24,948,771.74 and 8,430,687.85 is: 12,653,805.50
Step by Step Solution
- Step 1: Write the proportion equation
16,622,296.49 : 24,948,771.74 = 8,430,687.85 : x - Step 2: Convert to fraction form
16,622,296.49/24,948,771.74 = 8,430,687.85/x - Step 3: Cross multiply
16,622,296.49x = 24,948,771.74 × 8,430,687.85 - Step 4: Simplify right side
16,622,296.49x = 210,335,306,707,931.06 - Step 5: Solve for x
x = 210,335,306,707,931.06/16,622,296.49 - Step 6: Final answer
x = 12,653,805.50
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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.