Finding the Fourth Proportional to 23,438,101.08, 32,344,574.82 and 12,984,796.68
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Solution
The fourth proportional to 23,438,101.08, 32,344,574.82 and 12,984,796.68 is: 17,919,016.83
Step by Step Solution
- Step 1: Write the proportion equation
23,438,101.08 : 32,344,574.82 = 12,984,796.68 : x - Step 2: Convert to fraction form
23,438,101.08/32,344,574.82 = 12,984,796.68/x - Step 3: Cross multiply
23,438,101.08x = 32,344,574.82 × 12,984,796.68 - Step 4: Simplify right side
23,438,101.08x = 419,987,727,738,747.56 - Step 5: Solve for x
x = 419,987,727,738,747.56/23,438,101.08 - Step 6: Final answer
x = 17,919,016.83
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1.5x scale
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.