Finding the Fourth Proportional to 36,762,129.90, 55,145,268.45 and 11,203,973.10
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Solution
The fourth proportional to 36,762,129.90, 55,145,268.45 and 11,203,973.10 is: 16,806,591.62
Step by Step Solution
- Step 1: Write the proportion equation
36,762,129.90 : 55,145,268.45 = 11,203,973.10 : x - Step 2: Convert to fraction form
36,762,129.90/55,145,268.45 = 11,203,973.10/x - Step 3: Cross multiply
36,762,129.90x = 55,145,268.45 × 11,203,973.10 - Step 4: Simplify right side
36,762,129.90x = 617,846,104,306,078.75 - Step 5: Solve for x
x = 617,846,104,306,078.75/36,762,129.90 - Step 6: Final answer
x = 16,806,591.62
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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.