Finding the Fourth Proportional to 11,235,101.30, 16,852,651.95 and 8,995,613.30
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Solution
The fourth proportional to 11,235,101.30, 16,852,651.95 and 8,995,613.30 is: 13,493,419.95
Step by Step Solution
- Step 1: Write the proportion equation
11,235,101.30 : 16,852,651.95 = 8,995,613.30 : x - Step 2: Convert to fraction form
11,235,101.30/16,852,651.95 = 8,995,613.30/x - Step 3: Cross multiply
11,235,101.30x = 16,852,651.95 × 8,995,613.30 - Step 4: Simplify right side
11,235,101.30x = 151,599,940,021,690.94 - Step 5: Solve for x
x = 151,599,940,021,690.94/11,235,101.30 - Step 6: Final answer
x = 13,493,419.95
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Double scale
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Similar ratio
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1.5x scale
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.