Finding the Fourth Proportional to 10,309,216.24, 14,226,257.88 and 6,181,525.68
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Solution
The fourth proportional to 10,309,216.24, 14,226,257.88 and 6,181,525.68 is: 8,530,229.30
Step by Step Solution
- Step 1: Write the proportion equation
10,309,216.24 : 14,226,257.88 = 6,181,525.68 : x - Step 2: Convert to fraction form
10,309,216.24/14,226,257.88 = 6,181,525.68/x - Step 3: Cross multiply
10,309,216.24x = 14,226,257.88 × 6,181,525.68 - Step 4: Simplify right side
10,309,216.24x = 87,939,978,415,522.36 - Step 5: Solve for x
x = 87,939,978,415,522.36/10,309,216.24 - Step 6: Final answer
x = 8,530,229.30
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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.