Finding the Fourth Proportional to 8,476,847.36, 11,702,384 and 6,538,757.12
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Solution
The fourth proportional to 8,476,847.36, 11,702,384 and 6,538,757.12 is: 9,026,828.42
Step by Step Solution
- Step 1: Write the proportion equation
8,476,847.36 : 11,702,384 = 6,538,757.12 : x - Step 2: Convert to fraction form
8,476,847.36/11,702,384 = 6,538,757.12/x - Step 3: Cross multiply
8,476,847.36x = 11,702,384 × 6,538,757.12 - Step 4: Simplify right side
8,476,847.36x = 76,519,046,700,974.08 - Step 5: Solve for x
x = 76,519,046,700,974.08/8,476,847.36 - Step 6: Final answer
x = 9,026,828.42
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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.