Finding the Fourth Proportional to 11,235,086.12, 15,515,126.84 and 10,623,006.79
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Solution
The fourth proportional to 11,235,086.12, 15,515,126.84 and 10,623,006.79 is: 14,669,874.00
Step by Step Solution
- Step 1: Write the proportion equation
11,235,086.12 : 15,515,126.84 = 10,623,006.79 : x - Step 2: Convert to fraction form
11,235,086.12/15,515,126.84 = 10,623,006.79/x - Step 3: Cross multiply
11,235,086.12x = 15,515,126.84 × 10,623,006.79 - Step 4: Simplify right side
11,235,086.12x = 164,817,297,769,031.22 - Step 5: Solve for x
x = 164,817,297,769,031.22/11,235,086.12 - Step 6: Final answer
x = 14,669,874.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.