Finding the Fourth Proportional to 9,149,634.09, 13,720,464.42 and 3,083,235.08
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Solution
The fourth proportional to 9,149,634.09, 13,720,464.42 and 3,083,235.08 is: 4,623,509.17
Step by Step Solution
- Step 1: Write the proportion equation
9,149,634.09 : 13,720,464.42 = 3,083,235.08 : x - Step 2: Convert to fraction form
9,149,634.09/13,720,464.42 = 3,083,235.08/x - Step 3: Cross multiply
9,149,634.09x = 13,720,464.42 × 3,083,235.08 - Step 4: Simplify right side
9,149,634.09x = 42,303,417,145,033.53 - Step 5: Solve for x
x = 42,303,417,145,033.53/9,149,634.09 - Step 6: Final answer
x = 4,623,509.17
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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.