Finding the Fourth Proportional to 10,324,936.12, 14,250,195.28 and 5,976,420.06
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Solution
The fourth proportional to 10,324,936.12, 14,250,195.28 and 5,976,420.06 is: 8,248,491.99
Step by Step Solution
- Step 1: Write the proportion equation
10,324,936.12 : 14,250,195.28 = 5,976,420.06 : x - Step 2: Convert to fraction form
10,324,936.12/14,250,195.28 = 5,976,420.06/x - Step 3: Cross multiply
10,324,936.12x = 14,250,195.28 × 5,976,420.06 - Step 4: Simplify right side
10,324,936.12x = 85,165,152,930,309.31 - Step 5: Solve for x
x = 85,165,152,930,309.31/10,324,936.12 - Step 6: Final answer
x = 8,248,491.99
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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.