Finding the Fourth Proportional to 11,204,856, 15,462,491.28 and 6,853,622.70
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Solution
The fourth proportional to 11,204,856, 15,462,491.28 and 6,853,622.70 is: 9,457,870.88
Step by Step Solution
- Step 1: Write the proportion equation
11,204,856 : 15,462,491.28 = 6,853,622.70 : x - Step 2: Convert to fraction form
11,204,856/15,462,491.28 = 6,853,622.70/x - Step 3: Cross multiply
11,204,856x = 15,462,491.28 × 6,853,622.70 - Step 4: Simplify right side
11,204,856x = 105,974,081,235,160.05 - Step 5: Solve for x
x = 105,974,081,235,160.05/11,204,856 - Step 6: Final answer
x = 9,457,870.88
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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.