Finding the Fourth Proportional to 16,987,844.02, 25,471,687.20 and 6,747,194.65
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Solution
The fourth proportional to 16,987,844.02, 25,471,687.20 and 6,747,194.65 is: 10,116,788.89
Step by Step Solution
- Step 1: Write the proportion equation
16,987,844.02 : 25,471,687.20 = 6,747,194.65 : x - Step 2: Convert to fraction form
16,987,844.02/25,471,687.20 = 6,747,194.65/x - Step 3: Cross multiply
16,987,844.02x = 25,471,687.20 × 6,747,194.65 - Step 4: Simplify right side
16,987,844.02x = 171,862,431,602,313.50 - Step 5: Solve for x
x = 171,862,431,602,313.50/16,987,844.02 - Step 6: Final answer
x = 10,116,788.89
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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.