Finding the Fourth Proportional to 9,620,236.23, 13,275,761.98 and 5,209,926.08
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Solution
The fourth proportional to 9,620,236.23, 13,275,761.98 and 5,209,926.08 is: 7,189,609.16
Step by Step Solution
- Step 1: Write the proportion equation
9,620,236.23 : 13,275,761.98 = 5,209,926.08 : x - Step 2: Convert to fraction form
9,620,236.23/13,275,761.98 = 5,209,926.08/x - Step 3: Cross multiply
9,620,236.23x = 13,275,761.98 × 5,209,926.08 - Step 4: Simplify right side
9,620,236.23x = 69,165,738,479,046 - Step 5: Solve for x
x = 69,165,738,479,046/9,620,236.23 - Step 6: Final answer
x = 7,189,609.16
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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.