Finding the Fourth Proportional to 34,177,157.48, 47,164,771.41 and 19,493,567.21
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Solution
The fourth proportional to 34,177,157.48, 47,164,771.41 and 19,493,567.21 is: 26,901,290.49
Step by Step Solution
- Step 1: Write the proportion equation
34,177,157.48 : 47,164,771.41 = 19,493,567.21 : x - Step 2: Convert to fraction form
34,177,157.48/47,164,771.41 = 19,493,567.21/x - Step 3: Cross multiply
34,177,157.48x = 47,164,771.41 × 19,493,567.21 - Step 4: Simplify right side
34,177,157.48x = 919,409,641,469,932.50 - Step 5: Solve for x
x = 919,409,641,469,932.50/34,177,157.48 - Step 6: Final answer
x = 26,901,290.49
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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.