Finding the Fourth Proportional to 46,177,772.70, 69,277,438.53 and 13,389,027.42
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Solution
The fourth proportional to 46,177,772.70, 69,277,438.53 and 13,389,027.42 is: 20,086,666.59
Step by Step Solution
- Step 1: Write the proportion equation
46,177,772.70 : 69,277,438.53 = 13,389,027.42 : x - Step 2: Convert to fraction form
46,177,772.70/69,277,438.53 = 13,389,027.42/x - Step 3: Cross multiply
46,177,772.70x = 69,277,438.53 × 13,389,027.42 - Step 4: Simplify right side
46,177,772.70x = 927,557,524,065,534.50 - Step 5: Solve for x
x = 927,557,524,065,534.50/46,177,772.70 - Step 6: Final answer
x = 20,086,666.59
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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.