Finding the Fourth Proportional to 18,631,295.07, 27,949,567.01 and 6,498,989.12
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Solution
The fourth proportional to 18,631,295.07, 27,949,567.01 and 6,498,989.12 is: 9,749,399.12
Step by Step Solution
- Step 1: Write the proportion equation
18,631,295.07 : 27,949,567.01 = 6,498,989.12 : x - Step 2: Convert to fraction form
18,631,295.07/27,949,567.01 = 6,498,989.12/x - Step 3: Cross multiply
18,631,295.07x = 27,949,567.01 × 6,498,989.12 - Step 4: Simplify right side
18,631,295.07x = 181,643,931,734,458.16 - Step 5: Solve for x
x = 181,643,931,734,458.16/18,631,295.07 - Step 6: Final answer
x = 9,749,399.12
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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.