Finding the Fourth Proportional to 48,853,480.40, 73,308,214.20 and 18,583,067.60
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Solution
The fourth proportional to 48,853,480.40, 73,308,214.20 and 18,583,067.60 is: 27,885,249.71
Step by Step Solution
- Step 1: Write the proportion equation
48,853,480.40 : 73,308,214.20 = 18,583,067.60 : x - Step 2: Convert to fraction form
48,853,480.40/73,308,214.20 = 18,583,067.60/x - Step 3: Cross multiply
48,853,480.40x = 73,308,214.20 × 18,583,067.60 - Step 4: Simplify right side
48,853,480.40x = 1,362,291,500,113,880 - Step 5: Solve for x
x = 1,362,291,500,113,880/48,853,480.40 - Step 6: Final answer
x = 27,885,249.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.