Finding the Fourth Proportional to 48,765,147.21, 67,293,317.43 and 27,853,073.19
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Solution
The fourth proportional to 48,765,147.21, 67,293,317.43 and 27,853,073.19 is: 38,435,764.12
Step by Step Solution
- Step 1: Write the proportion equation
48,765,147.21 : 67,293,317.43 = 27,853,073.19 : x - Step 2: Convert to fraction form
48,765,147.21/67,293,317.43 = 27,853,073.19/x - Step 3: Cross multiply
48,765,147.21x = 67,293,317.43 × 27,853,073.19 - Step 4: Simplify right side
48,765,147.21x = 1,874,325,695,575,693 - Step 5: Solve for x
x = 1,874,325,695,575,693/48,765,147.21 - Step 6: Final answer
x = 38,435,764.12
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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.