Finding the Fourth Proportional to 11,235,102.30, 16,852,653.45 and 8,995,614.30
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Solution
The fourth proportional to 11,235,102.30, 16,852,653.45 and 8,995,614.30 is: 13,493,421.45
Step by Step Solution
- Step 1: Write the proportion equation
11,235,102.30 : 16,852,653.45 = 8,995,614.30 : x - Step 2: Convert to fraction form
11,235,102.30/16,852,653.45 = 8,995,614.30/x - Step 3: Cross multiply
11,235,102.30x = 16,852,653.45 × 8,995,614.30 - Step 4: Simplify right side
11,235,102.30x = 151,599,970,367,764.34 - Step 5: Solve for x
x = 151,599,970,367,764.34/11,235,102.30 - Step 6: Final answer
x = 13,493,421.45
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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.