Finding the Fourth Proportional to 16,515,930.70, 24,773,896.05 and 9,695,771.20
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Solution
The fourth proportional to 16,515,930.70, 24,773,896.05 and 9,695,771.20 is: 14,543,656.80
Step by Step Solution
- Step 1: Write the proportion equation
16,515,930.70 : 24,773,896.05 = 9,695,771.20 : x - Step 2: Convert to fraction form
16,515,930.70/24,773,896.05 = 9,695,771.20/x - Step 3: Cross multiply
16,515,930.70x = 24,773,896.05 × 9,695,771.20 - Step 4: Simplify right side
16,515,930.70x = 240,202,027,833,383.75 - Step 5: Solve for x
x = 240,202,027,833,383.75/16,515,930.70 - Step 6: Final answer
x = 14,543,656.80
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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.