Finding the Fourth Proportional to 48,807,679.44, 73,211,200.02 and 12,415,759.68
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Solution
The fourth proportional to 48,807,679.44, 73,211,200.02 and 12,415,759.68 is: 18,623,558.34
Step by Step Solution
- Step 1: Write the proportion equation
48,807,679.44 : 73,211,200.02 = 12,415,759.68 : x - Step 2: Convert to fraction form
48,807,679.44/73,211,200.02 = 12,415,759.68/x - Step 3: Cross multiply
48,807,679.44x = 73,211,200.02 × 12,415,759.68 - Step 4: Simplify right side
48,807,679.44x = 908,972,665,332,731.12 - Step 5: Solve for x
x = 908,972,665,332,731.12/48,807,679.44 - Step 6: Final answer
x = 18,623,558.34
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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.