Finding the Fourth Proportional to 6,780,117.44, 9,356,630.74 and 3,682,701.28
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Solution
The fourth proportional to 6,780,117.44, 9,356,630.74 and 3,682,701.28 is: 5,082,165.07
Step by Step Solution
- Step 1: Write the proportion equation
6,780,117.44 : 9,356,630.74 = 3,682,701.28 : x - Step 2: Convert to fraction form
6,780,117.44/9,356,630.74 = 3,682,701.28/x - Step 3: Cross multiply
6,780,117.44x = 9,356,630.74 × 3,682,701.28 - Step 4: Simplify right side
6,780,117.44x = 34,457,676,025,889.57 - Step 5: Solve for x
x = 34,457,676,025,889.57/6,780,117.44 - Step 6: Final answer
x = 5,082,165.07
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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.